I really like .ing, just feels satisfy.ing, I regret never grabbing a .sexy, I was always tempted, but I am not paying the current prices (Think those who bought before the increase have original renewal prices)
I kinda like it lol, if there was a federated game of some kind Id prob buy one. A game with federated chat could be cool, so you can chat when not playing.
.com it's cheap, it's available, I don't have to worry about a country pulling the thing out from under me, it's standard in people's minds (people don't know what a URI/URL is, but they know what a .com is immediately)
I maintain that this was made purely as an income stream for registrars. Every single company and brand should be rushing to buy companyname.sucks. Every town buying yourtown.sucks. Every political candidate getting into bidding wars over candidate.sucks or opponent.sucks.