And maybe my Aunt is really my uncle and about to transition into a bicycle.

I can see this happening with other companies, but for signal

• they have a consistent track record of loudly fighting against similar laws and threatening to pull out of markets if the law is passed
• the client app is open source and so they can't make any secret deals

Seems like a huge risk. You either lose a part of your userbase by leaving the country, or you risk losing your reputation internationally if it's discovered that you are complicit in spying, and reputation is everything in the world of encrypted messaging.