Running UniBlue's Registry Booster on their web site and finding 339 registry errors.
Running UniBlue's Registry Booster after purchasing it and finding + repairing 96 registry errors.
Running the purchased version a second time and finding no registry errors.
Going to UniBlue's web site and running their on-line version of Registry Booster again and finding 316 registry errors.
Running the purchased version of UniBlue's registry Booster again and finding no errors.
All in the same session on the same day. Hm....