"Fall down, go Vroom" Like many institutions, Iâ**m using a video conferencing client whose name rhymes with â**Vroomâ** in order to conduct classes. Things were going great for the first 2 weeks. Last Friday, things took a serious turn. It all started with a long-standing problem on my home desktop machine. I run Ubuntu Linux 18.04 on a hand-built computer. â*¦ Cont…