YouTube music track editing

The brilliant idea occurred to me take a track from YouTube and edit it audacity (free) and then repost it calling it your own personal mix of that song in a time when people,like to remix a song fruity loops studio is a more feature rich program but it costs money

That’s what a lot of people do on

There used to be a Web 2.0 springboard website called go2web2.0 dot net or com or something like