Earlier quoted context omitted.
If you are in an iMessage group chat and you switch to Android, you need to create a new group chat to continue talking to your friends.
This function even harms iOS only groupchats. I walk to an area of low reception and try and message the group chat, it defaults as an sms due to the poor signal and breaks the group in the same way. Not sure what advantages an imessage vs sms groupchat even give me in this era of unlimited texting. Pretty hearts?
* more than 10 participants * can set a topic for the group * can add and remove participants * end to end encryption * typing indicators (i think? Can’t remember if these work in groups)