Yet another weekly Minecraft snapshot has been released for week 50. This one doesn't have many new additions, but does improve spam filtering for multiplayer servers as well as new lines at startup. Jens Bergenste, the newly-promoted head of Minecraft development, said he has not changed much do to the development of Cobalt (another Mojang game in development). Jens goes on to say that anyone who wishes to help with game translation should consuly Minecraft Forums for details, although he did not give a link.
Client: http://assets.minecraft.net/11w50a/minecraft.jar
Server: http://assets.minecraft.net/11w50a/minecraft_server.jar
Client: http://assets.minecraft.net/11w50a/minecraft.jar
Server: http://assets.minecraft.net/11w50a/minecraft_server.jar