The sites won’t say “we rip off our artists and they’re very unhappy about it”. In fact as far as I can tell from visiting spotify.com, Spotify is just fine. So this is apparently not a sufficient method for finding out if a site is a good way of buying music.
What’s your method of determining that Beatport and Bandcamp are good options?
I’m not sure I understand the question. Go on the sites and look for yourself I guess?
The sites won’t say “we rip off our artists and they’re very unhappy about it”. In fact as far as I can tell from visiting spotify.com, Spotify is just fine. So this is apparently not a sufficient method for finding out if a site is a good way of buying music.