Or Briar. Or Signal. Or so many others that have been audited throughput the years. While I appreciate the addition of Amnesichat to this arsenal, it has yet to be properly audited and is, therefore, not yet trusted.
You will be surprised to learn not everyone lives in the EU ;)
There will be a ton of great privacy services that will be unaffected or will just leave the EU market (including signal). No need to switch to a completely unproven chat.