Using this method, is it possible to read who sent the points, or is it possible just to read the comments and assignment status (+ or -)? I'm assuming that if the user who assigned the points signs their name, then the name could be read - but if they don't sign their name to the points, will this method still yield their name?
Even if they did not sign their name, you can still see who made the assignment via

This link has three variables, namely postid, userid, and username.
Then you will know who did it... one little setback. You have to guess who it is, out of the thousands of members and hundreds of regulars. Like powertoad5000 said,

Hope it gets fixed real soon
Jack