Apple really brought ARM into the mainstream in a big way

If anything phones are more mainstream then PCs these days

to help Android users mostly not Apple users.

It helps any iPhone user that will message an Android user. The people on both ends benefit from the improved experience here

Being able to adjust your device to your own preferences is pretty great.

Unless it’s built into the default app people probably aren’t going to use it.

That’s not a known fact. The price is “painful”, but that doesn’t mean they’re losing money per unit