Maybe, but if not done carefully, this could also lead to a coterie of high karma "power users" who control the content regular users see. High potential for co

Maybe, but if not done carefully, this could also lead to a coterie of high karma "power users" who control the content regular users see. High potential for corruption and drama. This already happens (for example that "biologist here!" fellow who controlled a voting ring to promote his own content and downvote competing content), make karma worth something might make the problem even worse.