The pixel call screen works pretty well

This is true, and a great reason we should have treated the destruction of trust in the telephone system as the public health threat that it is.

I tend not to answer, because it is _always_ an unwelcome interruption.

They should use Discord on their phones or no lol

Using an ancient vestigial telecommunications system as your lifeline is your problem.

Prison and mental health facilities don't let you have a cell phone, period.

Longtime friend called me from one of these places yesterday. I answered only out of common courtesy, fully expecting a robocall.

While I agree with you, some proprietary closed communications channel controlled by a corporation that mines data for advertisers is worse.

I think ideally people should use something like xmpp or email.

Yes I'm sure they can quickly log on to discord from jail.