Question regarding prohibition on turning radio buttons into ARIA tabs

[mra11yx]

Describe your concern

The ARIA in HTML documentation disallows putting the tab role on an .

Given that a set of radio buttons tends to behave similarly, in terms of keyboard interaction, to a set of tabs with automatic activation, I’m trying to better understand the reason behind prohibiting this role on this element (assuming all the other necessary ARIA attributes and pairings for a tab widget are put into place).

Link to the version of the specification or documentation you were looking at at.

Link to documentation: https://www.w3.org/TR/html-aria/#el-input-radio

Does the issue exist in the editors draft (the editors draft is the most recent draft of the specification)? NA