I guess if you're google, you might worry that someone could come along and do this to you. Someone say for instance Amazon decides to sell a very good quality

I guess if you're google, you might worry that someone could come along and do this to you. Someone say for instance Amazon decides to sell a very good quality phone at near cost and starts to capture marketshare. From Google's perspective, better for them to preemptively do that if that's where the market is heading anyway.