[chc]

Huh, I must have missed that. That's definitely contrary to the message most of their stuff is putting out, which is "Go ahead and and use it to write applications." Thanks for pointing that out.

[mitchty]

There is a context you're missing. Use it sure, but be ready for them to change things prior to GA.

This happens pretty often in their betas. First few iterations of even new frameworks can end up doing vastly different things than later versions.