Yeah, that seems to be what the majority of people are thinking it's about, and if they named it something else none of this would of happened. Who knows, maybe their next mmo project which is supposed to be a new IP is actually a Starcraft MMO, and they have just been trolling us all along.
Update on mmorpg
http://www.mmorpg.com/discussion2.cfm/thread/304028/page/1And there is an update on his forums that they Blizzard owns the name
http://www.worldofstarcraft.proboards.com/index.cgi?board=visit&action=display&thread=70According to ^, blizzard thought he was making a standalone project outside of the SC2 editor.. o.0