The point is that the 20+ year old Sounds settings are still much easier to use than the new bullshit settings UI that keeps changing all the time.
I can’t find shit in the Windows 8/10/11 settings and still use the old settings wherever possible.
Afaik the protocol is documented[1] and the clients are open source[2].
No code available for the backend though.
[1] https://core.telegram.org/mtproto
[2] https://telegram.org/apps#source-code
The point is that the 20+ year old Sounds settings are still much easier to use than the new bullshit settings UI that keeps changing all the time.
I can’t find shit in the Windows 8/10/11 settings and still use the old settings wherever possible.