just threw this together and tested. although it works you cannot display this in thread wothout moddifying core files. I am about to try something. for now this user field should do.
its easy to do but anytime you update fusion the changes are lost... Earlier I was going to try to make a way to use a field for both profiles and threads but never got around to it. I. will post the rest later if no one has already done so. only need to add the calculations to viewthread and echo...