edit: actually, this sounds awesome. Is it out there? You'd have to change the rules somewhat for more persistence and maybe moderate the submissions (for general quality). Grouping them would also be good.
I'm referring to something more like hacker news in spirit (good papers get upvoted) but much more constrained. Give voting to qualified academics (maybe fractional votes to grad students as well?) with more persistence and multiple categories/tags.
edit: actually, this sounds awesome. Is it out there? You'd have to change the rules somewhat for more persistence and maybe moderate the submissions (for general quality). Grouping them would also be good.
edit again: Does anyone want to do this?