>if I should switch to Signal or something.

Yes

https://news.ycombinator.com/item?id=48923935

Note there’s no info on that page on which settings get reenabled, only general list of grievances with telegram, mainly from a privacy/security perspective.

Which privacy/security aficionados think everyone is obsessed about.

Some of us aren't paranoid and don't care, and instead just enjoy a messenger that works and doesn't throw bullshit limitations at you.