That has basically zero practical effect. If Google hands out the weights to thousands of people, and even one of them leaks them to somebody who hasn't "seen a bunch of agreements", then Google's only protection against further redistribution is copyright. Which doesn't exist.
Yes, they can come after the leaker. If they can identify the leaker, which they probably can't. But even crucifying the leaker won't put the genie back into the bottle.
Yes, they can come after the leaker. If they can identify the leaker, which they probably can't. But even crucifying the leaker won't put the genie back into the bottle.