[morphology]

It's a bit less automation-friendly because the UX is not great when the bot doesn't have its own phone number (which costs money). I think it has better privacy, though. Matrix server operators can read message metadata.

[tcfhgj]

Telegram server operators can read message meta data and messages

[morphology]

You're right, Matrix is a much better option than Telegram. I misread the thread as comparing Signal to Matrix.