I'm imagining now a system where users with lots of karma can "invest" in posts they think should be on the front page, incubator style. If they make it to the

I'm imagining now a system where users with lots of karma can "invest" in posts they think should be on the front page, incubator style. If they make it to the front page it's an "IPO" of sorts and they get a return on the other users votes.