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Nothing Phone builds a blue bubble iMessage bridge while Google and Apple fight over RCS
(www.androidcentral.com)
This is a most excellent place for technology news and articles.
PyPush lets you link your number to your Apple Account using demo.py if you need that. It needs a cron job to sit on it for the first few weeks but after that its fine.
Hmm good to know, but if my server goes down (power outage, hardware failure, etc.) I'm not sure how I'd receive messages lol.