Good god, you people are complaining about a snapshot? It isn't a new toy! You're supposed to be helping finding bugs and problems, not entertaining yourself.
Private Mod Note
Rollback Post to RevisionRollBack
Statistics show that people who tell others they need to get a new computer are twice as likely to use "gay" as a negative descriptor and will most likely never see genitals in real life, at least while not in prison.
You don't have to uninstall then reinstall Minecraft or anything, just rename the 1.2.5 minecraft.jar to something else then put the new snapshot in the bin folder. @Everyone complaining there's no new features:
Hey, these guys are trying to fix bugs, not reinvent the enderdragon, c`mon guys!