The whole Williamsburg/hipster-takeover/affordable housing thing is blowing out of control between the newspapers and the bloggers today. Listen people: we don't WANT all of you to have affordable housing. If you can't afford to live here, good. It's called natural selection by finance. It wouldn't kill you to live in some nice square state somewhere else, with other people like you. Walmart needs employees.

That being said, over at #1 Hit Song, the collective noun coinage "a douchebag of hipsters" is pretty fucking great. (It goes nicely with our other favorite, "a clutch of gay.")
What do you call a group of them? [#1 hit song]
Urban 'Renewal' [Vidiot]
A 'Plague of Artists' Is a Battle Cry for Brooklyn Hasidim [NYT]