Considering how the tech giants collected the material they used to train their AIs, they don’t really have a leg to stand on when it comes to copywritten material.

Actually, this might be better as it has an equalizer you can use to amplify things. It also has both listen & record options.

Better option here.

Maybe this? Haven’t tried it myself, but search “microphone” on F-Droid gets quite a bunch of apps.

Yay. Yet another to add to the several already on F-Droid alone.