I just don’t see it happening. Shit I have a hard time getting them to use god damn Whatsapp or Telegram (still bad but at least better than Instagram).
They are all iPhone users in the US so as you may expect they are too damn lazy to install another messaging app despite having Instagram Snapchat Tiktok BeReal and whatever shitty social media app that exists on the App Store.
For the love of god don’t just say “you need bettee friends” 😂 cause let’s be honest finding a privacy conscious person that you also can get along with in the US as Gen Z is practically impossible.
With Matrix you can use Mautrix-Bridge that allows you to basically communicate with every popular messanger out there. I highly recommend reading the entire docs first before setting it up.
Edit: the link above leads to the go-based bridges. Here are the python based bridges