Troubleshooting QuickTime 4.0 MacFixIt Report updated: Memory leak and other issues

We continue to get reports of conflicts and problems with QuickTime 4.0. The latest items include further confirmation of a significant memory leak involving QuickTime (affecting ClearPhone and assorted other applications), the potential source of crashes when viewing streaming media, and a Preview image glitch. It's all in the Round 3 item in the updated Troubleshooting QuickTime 4.0 MacFixIt Report.