Well, we were expecting some response to A Heavy Problem, but we severely underestimated just how much interest everyone had in contributing. If you're one of the many folks who emailed us proposals and haven't received a response, please accept our apologies, because there's just too many for us to reply to all of them. From the large amount of feedback and forum activity, it's clear that many of you found this interesting, so we'll definitely be posting more design goals. For those of you still thinking about it, here are some more tools to use in evaluating ideas: