When they say agnostic it will mean proposing and implementing web standards that they push through and other browsers dont support yet and have to catch up on - look at all the browser extensions they came up at light speed. Like WebUSB, not to say that they had very serious security flaws also.

Google uses open standards and business practices to appear like the good guys, but make no mistake they are abusing their market power.

I mean when will you see ads of Stadia on the Google homepage? What happens when you will search for Assasins Creed in future? Oh, look we have it right here at Google, no need to leave our ad platform.