Online-only is used to prevent hacking within the game.
From what I have been hearing and reading indeed it doesn't seem to be working even though that's how Blizzard themselves and their army of sycophants defended it. Anyway I was being facetious; I'm pretty sure that by now most everyone is aware it was made online only simply to force use of the real money scam house.
This comment was edited on Jul 24, 2012, 22:49.
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