There are a TON of ideas being thrown around in PG's thread, but something in your comment sparked with me... I don't know that anybody's talked about putting

There are a TON of ideas being thrown around in PG's thread, but something in your comment sparked with me... I don't know that anybody's talked about putting a karma requirement on UPvotes. Everybody's talking about modifying the downvote behavior (among other things), but if we required a breaking in period for new users before they could even be allowed to upvote, then that could give them a better idea of what the community's about before they could start upvoting the trivial nonsense that everybody wants to upvote when they're new.