Given how cruel and capricious children tend to be, it would not surprise me in the least that iPhone-using US teenagers ostracize peers with Android devices because of the green bubbles.

While it doesn't surprise me, if it wasn't one thing it would probably be another.

Conversely if you're a parent with a distraught teenager being teased about this, I imagine that's cold comfort.

they are... https://www.wsj.com/articles/why-apples-imessage-is-winning-...

During my highschool years, kids were bullied both for having and for not having both iPhones and Android phones.

yes it is a thing, from January 2022...

Why Apple’s iMessage Is Winning: Teens Dread the Green Text Bubble

https://www.wsj.com/articles/why-apples-imessage-is-winning-...

That has nothing to do with the readability of the color scheme of your (outgoing!) texts though.

Yeah, they're separate effects, but both triggered (because I wouldn't say teenagers being cruel is _caused_ by Apple) by the way Apple treats SMSs