Finally some good news! I’ve been waiting for quite a while for such a ruling.
Edit: Seems this cites an article from 2012, I didn’t notice that (and it’s still news to me). Though there’s still hope that it’ll happen, EU is slow, but usually eventually gets shit done.
Greenmangaming was doing this a decade ago. Steam wouldn’t be the first,but it might be the one to get it to stick.
(Ironically, it was predominantly steam games at first that couldn’t be traded on GMG)