I had paid for QuickTime Pro and used it primarily for trimming recordings. Then Apple released QT7 and I did not want to pay (again) to use Quicktime Pro. I searched for a free-ware replacement that could do what I wanted. I found several, but all had little (sometimes big) annoyances like:
So, I decided to 'roll-my-own' movie editor that would have (at least) the specific features I needed.