Could a Rune Scribe attune to the Robe of the Archmagi?

@FlorenceStoriesCould a Rune Scribe attune to the Robe of the Archmagi? I ask as it was published post publishing of the DMG. as written, I'd say no on flavor grounds, but it doesn't break anything if you allow it #wotcstaff

— (((Mike Mearls))) (@mikemearls) January 7, 2017