Yes, It's a huge sacrifice not to use the primary (and in most cases only) messaging and event organising platform in your local network. And usually that platform is Messenger or WhatsApp. Sometimes it's IG.
And yes, feel free to argue that you can still be reached on SMS, Signal or Telegram or literally any other messaging platform. But good luck convincing even your closest friends and family to join.
Good for you. Anecdotally I'd lose touch with casual acquaintances/friends and spontaneous meetups if someone had to send me an SMS to get in touch with me, and people under 30 will corroborate that.
I wasn't saying anything about government regulations, don't put words in my mouth.
And yes, feel free to argue that you can still be reached on SMS, Signal or Telegram or literally any other messaging platform. But good luck convincing even your closest friends and family to join.