Stack Overflow is certainly one to talk about this. Last time I tried (a few years ago), voting in either direction required a minimum number of points there a

Stack Overflow is certainly one to talk about this. Last time I tried (a few years ago), voting in either direction required a minimum number of points there also. These days, I accept the votes on S.O. for what they are, and hit the "End" key to read the least-upvoted answer first.