diff --git a/Sources/NBKCoreKit/Utilities/NBK+Allocation.swift b/Sources/NBKCoreKit/Private/NBK+Allocation.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+Allocation.swift rename to Sources/NBKCoreKit/Private/NBK+Allocation.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK+BitCast.swift b/Sources/NBKCoreKit/Private/NBK+BitCast.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+BitCast.swift rename to Sources/NBKCoreKit/Private/NBK+BitCast.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK+BlackHole.swift b/Sources/NBKCoreKit/Private/NBK+BlackHole.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+BlackHole.swift rename to Sources/NBKCoreKit/Private/NBK+BlackHole.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK+Collection.swift b/Sources/NBKCoreKit/Private/NBK+Collection.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+Collection.swift rename to Sources/NBKCoreKit/Private/NBK+Collection.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK+Division.swift b/Sources/NBKCoreKit/Private/NBK+Division.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+Division.swift rename to Sources/NBKCoreKit/Private/NBK+Division.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK+Endianness.swift b/Sources/NBKCoreKit/Private/NBK+Endianness.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+Endianness.swift rename to Sources/NBKCoreKit/Private/NBK+Endianness.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK+Messages.swift b/Sources/NBKCoreKit/Private/NBK+Messages.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+Messages.swift rename to Sources/NBKCoreKit/Private/NBK+Messages.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK+Swift.swift b/Sources/NBKCoreKit/Private/NBK+Swift.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK+Swift.swift rename to Sources/NBKCoreKit/Private/NBK+Swift.swift diff --git a/Sources/NBKCoreKit/Utilities/NBK.swift b/Sources/NBKCoreKit/Private/NBK.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBK.swift rename to Sources/NBKCoreKit/Private/NBK.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKIntegerDescription+Components.swift b/Sources/NBKCoreKit/Private/NBKIntegerDescription+Components.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKIntegerDescription+Components.swift rename to Sources/NBKCoreKit/Private/NBKIntegerDescription+Components.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKIntegerDescription+Decoding.swift b/Sources/NBKCoreKit/Private/NBKIntegerDescription+Decoding.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKIntegerDescription+Decoding.swift rename to Sources/NBKCoreKit/Private/NBKIntegerDescription+Decoding.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKIntegerDescription+Encoding.swift b/Sources/NBKCoreKit/Private/NBKIntegerDescription+Encoding.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKIntegerDescription+Encoding.swift rename to Sources/NBKCoreKit/Private/NBKIntegerDescription+Encoding.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKIntegerDescription+RadixAlphabet.swift b/Sources/NBKCoreKit/Private/NBKIntegerDescription+RadixAlphabet.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKIntegerDescription+RadixAlphabet.swift rename to Sources/NBKCoreKit/Private/NBKIntegerDescription+RadixAlphabet.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKIntegerDescription+RadixSolution.swift b/Sources/NBKCoreKit/Private/NBKIntegerDescription+RadixSolution.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKIntegerDescription+RadixSolution.swift rename to Sources/NBKCoreKit/Private/NBKIntegerDescription+RadixSolution.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKIntegerDescription.swift b/Sources/NBKCoreKit/Private/NBKIntegerDescription.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKIntegerDescription.swift rename to Sources/NBKCoreKit/Private/NBKIntegerDescription.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Bits.swift b/Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Bits.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Bits.swift rename to Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Bits.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Complements.swift b/Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Complements.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Complements.swift rename to Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Complements.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Division.swift b/Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Division.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Division.swift rename to Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Division.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Shifts.swift b/Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Shifts.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Shifts.swift rename to Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Shifts.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Words.swift b/Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Words.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger+Words.swift rename to Sources/NBKCoreKit/Private/NBKStrictBinaryInteger+Words.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger.swift b/Sources/NBKCoreKit/Private/NBKStrictBinaryInteger.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictBinaryInteger.swift rename to Sources/NBKCoreKit/Private/NBKStrictBinaryInteger.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictSignedInteger+Comparisons.swift b/Sources/NBKCoreKit/Private/NBKStrictSignedInteger+Comparisons.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictSignedInteger+Comparisons.swift rename to Sources/NBKCoreKit/Private/NBKStrictSignedInteger+Comparisons.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictSignedInteger.swift b/Sources/NBKCoreKit/Private/NBKStrictSignedInteger.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictSignedInteger.swift rename to Sources/NBKCoreKit/Private/NBKStrictSignedInteger.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Addition.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Addition.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Addition.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Addition.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Comparisons.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Comparisons.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Comparisons.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Comparisons.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Complements.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Complements.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Complements.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Complements.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Division.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Division.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Division.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Division.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Multiplication.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Multiplication.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Multiplication.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Multiplication.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Shifts.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Shifts.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Shifts.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Shifts.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Subtraction.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Subtraction.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger+Subtraction.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger+Subtraction.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger.swift b/Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKStrictUnsignedInteger.swift rename to Sources/NBKCoreKit/Private/NBKStrictUnsignedInteger.swift diff --git a/Sources/NBKCoreKit/Models/NBKSuccinctInt.swift b/Sources/NBKCoreKit/Private/NBKSuccinctInt.swift similarity index 100% rename from Sources/NBKCoreKit/Models/NBKSuccinctInt.swift rename to Sources/NBKCoreKit/Private/NBKSuccinctInt.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKTupleInteger+Addition.swift b/Sources/NBKCoreKit/Private/NBKTupleInteger+Addition.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKTupleInteger+Addition.swift rename to 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a/Sources/NBKCoreKit/Utilities/NBKTupleInteger+Multiplication.swift b/Sources/NBKCoreKit/Private/NBKTupleInteger+Multiplication.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKTupleInteger+Multiplication.swift rename to Sources/NBKCoreKit/Private/NBKTupleInteger+Multiplication.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKTupleInteger+Subtraction.swift b/Sources/NBKCoreKit/Private/NBKTupleInteger+Subtraction.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKTupleInteger+Subtraction.swift rename to Sources/NBKCoreKit/Private/NBKTupleInteger+Subtraction.swift diff --git a/Sources/NBKCoreKit/Utilities/NBKTupleInteger.swift b/Sources/NBKCoreKit/Private/NBKTupleInteger.swift similarity index 100% rename from Sources/NBKCoreKit/Utilities/NBKTupleInteger.swift rename to Sources/NBKCoreKit/Private/NBKTupleInteger.swift diff --git a/Sources/NBKCoreKit/Models/NBKTwinHeaded.swift b/Sources/NBKCoreKit/Private/NBKTwinHeaded.swift similarity index 100% rename from Sources/NBKCoreKit/Models/NBKTwinHeaded.swift rename to Sources/NBKCoreKit/Private/NBKTwinHeaded.swift diff --git a/Tests/NBKCoreKitBenchmarks/Utilities/NBKStrictBinaryInteger+Bits.swift b/Tests/NBKCoreKitBenchmarks/Private/NBKStrictBinaryInteger+Bits.swift similarity index 100% rename from Tests/NBKCoreKitBenchmarks/Utilities/NBKStrictBinaryInteger+Bits.swift rename to Tests/NBKCoreKitBenchmarks/Private/NBKStrictBinaryInteger+Bits.swift diff --git a/Tests/NBKCoreKitBenchmarks/Utilities/NBKStrictSignedInteger+Comparisons.swift b/Tests/NBKCoreKitBenchmarks/Private/NBKStrictSignedInteger+Comparisons.swift similarity index 100% rename from Tests/NBKCoreKitBenchmarks/Utilities/NBKStrictSignedInteger+Comparisons.swift rename to Tests/NBKCoreKitBenchmarks/Private/NBKStrictSignedInteger+Comparisons.swift diff --git a/Tests/NBKCoreKitBenchmarks/Utilities/NBKStrictUnsignedInteger+Comparisons.swift b/Tests/NBKCoreKitBenchmarks/Private/NBKStrictUnsignedInteger+Comparisons.swift similarity index 100% rename from Tests/NBKCoreKitBenchmarks/Utilities/NBKStrictUnsignedInteger+Comparisons.swift rename to Tests/NBKCoreKitBenchmarks/Private/NBKStrictUnsignedInteger+Comparisons.swift diff --git a/Tests/NBKCoreKitBenchmarks/Models/NBKSuccintInt.swift b/Tests/NBKCoreKitBenchmarks/Private/NBKSuccintInt.swift similarity index 100% rename from Tests/NBKCoreKitBenchmarks/Models/NBKSuccintInt.swift rename to Tests/NBKCoreKitBenchmarks/Private/NBKSuccintInt.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBK+BitCast.swift b/Tests/NBKCoreKitTests/Private/NBK+BitCast.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBK+BitCast.swift rename to Tests/NBKCoreKitTests/Private/NBK+BitCast.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBK+Collection.swift b/Tests/NBKCoreKitTests/Private/NBK+Collection.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBK+Collection.swift rename to Tests/NBKCoreKitTests/Private/NBK+Collection.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBK+Division.swift b/Tests/NBKCoreKitTests/Private/NBK+Division.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBK+Division.swift rename to Tests/NBKCoreKitTests/Private/NBK+Division.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBK+Endianness.swift b/Tests/NBKCoreKitTests/Private/NBK+Endianness.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBK+Endianness.swift rename to Tests/NBKCoreKitTests/Private/NBK+Endianness.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+Components.swift b/Tests/NBKCoreKitTests/Private/NBKIntegerDescription+Components.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+Components.swift rename to Tests/NBKCoreKitTests/Private/NBKIntegerDescription+Components.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+Decoding.swift b/Tests/NBKCoreKitTests/Private/NBKIntegerDescription+Decoding.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+Decoding.swift rename to Tests/NBKCoreKitTests/Private/NBKIntegerDescription+Decoding.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+Encoding.swift b/Tests/NBKCoreKitTests/Private/NBKIntegerDescription+Encoding.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+Encoding.swift rename to Tests/NBKCoreKitTests/Private/NBKIntegerDescription+Encoding.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+RadixAlphabet.swift b/Tests/NBKCoreKitTests/Private/NBKIntegerDescription+RadixAlphabet.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+RadixAlphabet.swift rename to Tests/NBKCoreKitTests/Private/NBKIntegerDescription+RadixAlphabet.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+RadixSolution.swift b/Tests/NBKCoreKitTests/Private/NBKIntegerDescription+RadixSolution.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKIntegerDescription+RadixSolution.swift rename to Tests/NBKCoreKitTests/Private/NBKIntegerDescription+RadixSolution.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Bits.swift b/Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Bits.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Bits.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Bits.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Complements.swift b/Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Complements.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Complements.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Complements.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Shifts.swift b/Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Shifts.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Shifts.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Shifts.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Words.swift b/Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Words.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictBinaryInteger+Words.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictBinaryInteger+Words.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictSignedInteger+Comparisons.swift b/Tests/NBKCoreKitTests/Private/NBKStrictSignedInteger+Comparisons.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictSignedInteger+Comparisons.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictSignedInteger+Comparisons.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Addition.swift b/Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Addition.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Addition.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Addition.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Comparisons.swift b/Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Comparisons.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Comparisons.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Comparisons.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Division.swift b/Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Division.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Division.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Division.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Multiplication.swift b/Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Multiplication.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Multiplication.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Multiplication.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Shifts.swift b/Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Shifts.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Shifts.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Shifts.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Subtraction.swift b/Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Subtraction.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKStrictUnsignedInteger+Subtraction.swift rename to Tests/NBKCoreKitTests/Private/NBKStrictUnsignedInteger+Subtraction.swift diff --git a/Tests/NBKCoreKitTests/Models/NBKSuccinctInt.swift b/Tests/NBKCoreKitTests/Private/NBKSuccinctInt.swift similarity index 100% rename from Tests/NBKCoreKitTests/Models/NBKSuccinctInt.swift rename to Tests/NBKCoreKitTests/Private/NBKSuccinctInt.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKTupleInteger+Addition.swift b/Tests/NBKCoreKitTests/Private/NBKTupleInteger+Addition.swift similarity index 100% rename from Tests/NBKCoreKitTests/Utilities/NBKTupleInteger+Addition.swift rename to Tests/NBKCoreKitTests/Private/NBKTupleInteger+Addition.swift diff --git a/Tests/NBKCoreKitTests/Utilities/NBKTupleInteger+Comparisons.swift b/Tests/NBKCoreKitTests/Private/NBKTupleInteger+Comparisons.swift similarity index 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