... ) but the music sounded awful -- or a lot more awful, depending on your taste. I know speech needs a lower quality than music, but I was planning to add only occasional comments -- a fully timed and scripted commentary throughout is just too much work. Long silences in between short comments might sound odd, so I thought a low-level plinkety-plonk in the background would be the answer. Or maybe not. Most other tutorial videos seem to adopt that approach, presumably for a reason. audio_settings.png The Help files are not very helpful and just suggest sticking with the defaults unless you know what you are doing -- which I don't. Trying every combination in those lists would take forever. My main concern is not really what it sounds like, but that it should actually play on everyone's system, and I don't know if that would be the case if I choose some other settings. The best option on file size for background music would be a midi file, but for some reason that option isn't available on ...