2. True, but charging money for your music doesn’t get nearly the same negative reaction that paid software often gets.
2. If people charge money for covers[1], the public does tend to exhibit some degree of outrage. I've heard a hypothetical future in which being caught whistling a pop song in public results in an instant fine being held up as a possible dystopia. Even when we are just talking about stringent enforcement of copyright on exact-ish reproductions of music or film, opposition to this propelled politicians into parliaments in the EU and several component countries (the Pirate Parties); I do wonder if Free Software fundamentalism actually ever involved the number of people that must have signed on for that to have been possible.
[1] https://www.thedailybeast.com/bmi-reminds-ohio-bar-cover-son...
Genuinely not trying to be pedantic, just curious if you were being clever.
As for musicians, plenty of them share their music (or flps, or whatever) all the time. Soundcloud, bandcamp, jamendo, magnatune, soulseek... the list goes on.