Currently, Google pays Firefox’s bill by having them set their default search engine to Google.
This will no longer be when Chrome is in the hands of another party. DOJ is currently advocating for this forced sellout.
So will Firefox be no more after that?
I switched to it some time ago. Took a while to find all the dials to turn to get some (trusted) sites to work, but the fact that it’s free of telemetry and has Ublock makes it worth it.