2) I very often open many links without thinking about which domain it's on.

3) A post's karma will never show below -4, even though the real karma could be way lower.

Here's a tip though - you can't cash it in for prizes, don't worry about it.

For the record, I don't care about karma points, I care about whether or not the system works correctly.

http://github.com/nex3/arc/blob/master/news.arc