That's always been the deal: they can build their OS on the work of many volunteers, and we in turn can build our projects on top of the OS.
replyGoogle is trying to take from the community potluck without giving anything back.
The community is providing Google with nothing. A fraction of a sliver of market share running GrapheneOS isn't going to make Google care.
replyThe community potluck has been replaced with a Google Play-shaped stock exchange over a decade ago.
Google also made that argument, and further argued that they could do it better.
replyWhich is why they planned to replace the entire kernel and services with zircon and fuchsia, and a new Android runtime ontop.
Guess what, turns out Google actually does need the community contributions of the Linux and Java projects.