I’m doing my PhD in Germany, everyone here is employed with salary and has a 1-3 people office. At least in computer science.

Strangled by my hoodie?

Wait, which calls do you mean? We’re hosting or own free mattermost and I’ve never had that problem. We’re pretty happy with mattermost overall, but it’s also a small tech-savvy team.

https://en.m.wikipedia.org/wiki/Alice_and_Bob

My dad bought an amplifier in the 70s, I still use it for my TV audio system today. Super solid stuff.