From the other point of view: through Maps, Android and Gmail Google has absolutely dominated the ad marketplace to a point where only Facebook can compete (and even then, weakly). They’ve built out incredible, unprecedented datasets of user activity online. If Twitter is polarising then YouTube is hyper-polarising.

Twitter, I agree, is too insignificant to have done any of those things. So I can see how working there would feel a lot less morally compromising.

> stay and try to change Google

They’ve been at Google for 14 years. I think at that point you probably have a pretty clear idea what you, as an individual, are going to be able to change in the place.