Well.. I hope this does not end the open nature of Grails, or Groovy for that matter. Way I see it, this could be the single most powerful thing to happen to both of them, or the single most destructive thing.

I think I'll put a hold on open projects till it's made clear

Please please please, tell me that the quote "build value ads" is a typo and that webvertising is not being built into the infrastructure.