Even better. After you've explicitly triggered the default change MS is like "have you tried the all new megacorp spyware? It's not actually new, but identical to the spyware we already installed and absolutely nothing has changed in the last 10 seconds since you made the decision, but we figured we'd throw another churn barrier at you because fuck you; we own your OS. You're our product now bitch, and that's all you'll ever be"
Corporate Users. My guess is, that almost any office job where you work on a Computer has Windows as OS. You have a license for your job. The license for home usage is bonus money to Microsoft.
Well, on the other hand, said megacorp finances the only other engine (Gecko, Blink being a fork of Apples Webkit), so they don't have to bother with monopoly restrictions.
I realize this, but technically Mozilla is still an independent entity. They also fight some Google attempts at Web DRM, so it's still healthy competition
and web standards! chrome doesn't care much about web standards. they regularly add new nonstandard proprieties that eventually wins because of their market-size.