I haven't got a clue how a good UX would deal with it, let alone the ranking for display purposes, but I do know the trinary up/neutral/down vote is a big issue.
this is how slashdot works (worked?). I never thought it worked that well, it's hard to get people to give you meaningful signal when the choices are so complex
The fact that this dimension doesn't even have an agreed upon unit vector makes it even worse.
There are many dimensions, with different degrees of orthogonality
I haven't got a clue how a good UX would deal with it, let alone the ranking for display purposes, but I do know the trinary up/neutral/down vote is a big issue.