Plus, you get to see the ugly UI that appears to have been built as an afterthought - just like the UI of all the other industrial television software I've operated.
It's true, 90% of software that I've used in a television studio has a poorly designed, or worse, broken, user interface. Gets the job done but in the most convoluted way. The only well made interfaces are the ones by major companies who have been around for a while, ie Newtek, Adobe, Pinnacle, Chyron.
Most public domain software is free, at least at first glance.