Google messages and IMessages at this point are literally the same thing. They both use RCS, just on different platforms. Unless your family really like Apple, it shouldnt have been a problem.

My folks were really chill about the change until i decided to go the degoogle route. Texting started to become an issue, and im trying to tell anyone that i text to go to Delta Chat. So far, some of my family are using it. But for others, i know its gonna be an issue.