Call me when Firefox stops supporting manifest v2 and thus crippling ad blockers. Until then I use Firefox and will be very content doing so, recommending it to everyone who asks as well.
You can't both-sides this.
Any ad business Mozilla can "acquire" is a percentage of a fraction of the global juggernaut that is Google.
On one side you have Mozilla with it's experiments that can be disabled on the other Google. Yeah sure it's the same ...