Maximum PC: The live streaming scene is still very much up for grabs, but the barriers to entry are high, and the risk of YouTube simply squashing everyone remains ever present. Stickam, TwitchTV, UStream, and JustinTV were among the few sites with enough community to challenge Google, but suddenly that race is down one very high profile player. Stickam announced very suddenly yesterday that the site would be closing down effective immediately, however, users would be given until February 28th to login and download any videos they want to save.

