I just figured out what I couldn't figure out! XBTF support will come within the month (when depends on my amount of lazy).

I noticed a severe lack of trainer managers, so I am writing one in Python/Tkinter. I need help with .xbtf support. Features: (Working) List of all (.etm) files in the directory (sorted). Select a file on the left and click "Load file info" to display internal info. Renaming of selected fi...