[$] Video conferencing with Jitsi

Spring is coming to the northern hemisphere, and one's thoughts naturally
turn to ... being locked up inside the house and not allowed to go
anywhere. That has, in turn, led to an increasing interest in alternative
mechanisms for keeping up with family and coworkers, especially video
conferencing. There are a number of proprietary video-conferencing
services out there; your editor decided to look into what solutions exist
in the free-software realm. It turns out that there are a few; the first
to be looked at is Jitsi.