He pretty much confirmed cloud enough times with hints. And Besides he sent the emails saying cloud so yea clouds been in and do has big boss. The guy who hacked the beta confirmed bigboss
Whoa! What's this? Guy who hacked the beta...confirmed Big Boss? I've been away for a bit. Is this for real?
Here is the pic, indeed there're tags. I had to emulate the mobile site to get them:
Click on the image to enlarge it.
Whoa I can't see any tags on any of his articles.
Cloud could be a hint though like some are saying.