Bloc Party's "Flux" hits the web

Shouldn't it be like this more often? Band comes up with new song, tests it on the road a few times, and then leaks the tune digitally well before it debuts as a radio single? Maybe fans could even name their own price for an mp3!

Well, okay, Bloc Party didn't take things that far. But the band certainly isn't shying away from the fact that its new song, "Flux," has started to spread all over the Web well before its intended release date on Nov. 12 via Wichita Records. The group's website has been directing online media outlets to a YouTube video of Bloc Party performing the number live at Madison Square Garden, so have a look: