Yes, and so far I don't see downsides to this (aside from the dubious design decisions). The sources are still open, many people make derivatives from this distro to cater to specialists, interest and usage of FOSS grows.

"Ubuntu will always be free of charge, along with its regular enterprise releases and security updates" "Ubuntu core applications are all free and open source. We want you to use free and open source software, improve it and pass it on."

How does a music download service commoditize anything about Ubuntu?

Worked for Apple.