It is an open-source system, which is decided over purely by Google. They don't have to have any fear of being forked, so they don't have to take the open-source community's opinion into account at all.
The Custom ROMs that exist around it do not play into this. They cannot influence how shitty the ecosystem is, as that's entirely in the hand of Google.
The Custom ROMs that exist around it do not play into this. They cannot influence how shitty the ecosystem is, as that's entirely in the hand of Google.