1) Apple 2) Amazon 3) Google 4) Microsoft
Internationally that may be slightly different though. I’d also maybe include meta for their oculus purchase but I think they’ve tied it into their core, “social” business well enough that I’m not very concerned at the moment when there are bigger fish to fry.
Chrome and the way they pushed it with ads on the front page of Google [1]. The way Calendar and YouTube again and again has issues with Firefox.
Or how some things just doesn't work in anything except Chrome - but hey, if you change how the browser identifies itself, suddenly other browsers work too.
[1]: no one else, even disaster relief I thinkhas been allowed a spot there. The market value of weeks in that spot must be billions.
Those who use Chromium - either end users or browser creators who build on Chromium - are dependent on the whims of Google.
What really irritates me is that they are the worst in most cases yet they PR themselves out of this. They sell themselves as the customer-privacy focused, environmentally conscious, smart and young company except that in reality it's exactly the opposite and they apply the most vile corporate tactics ever know to man. Hell, they even invented some.
Not if you look at their respective market share.
And the US government has issues coming after monopolies that are US based and bring a lot of money in (for obvious reasons).
If the US starts regulating these companies more it would harm the US GDP. At least in the short term. There is an argument to be had that it could make the markets more competitive in the long term but without a lot of credible threats from outside of the US why take the hit and the risk?