Talking about it is the first step.
What is the most amount of time you have put into a game so far? I've put near 400 hours into Dota 2 now...it shows me and I just stop and stare...then I play some more Dota. C'mon, say it you nerds!
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I put an unhealthy amount of months playtime into WoW since its launch. My main character has somewhere around a full year.