I understand that it may be problematic sometimes but this was very smooth. I didn’t even say anything.
A: what’s your number for the whatsapp group Me: I don’t have whatsapp because of facebook. B: ok, we have to use signal then A: ok
And that was it. Life can be very easy sometimes
Depends. Since this is seen as an out-of-band coms option for work, there is a good chance you will want encryption for only folks in the room either for accidental company secrets leaked or to shit talk folks outside the room. IRC, the best you get is TLS.