got an old Philips Toucam, which is not officially supported by Win 7
64bit. But still, it can be used with an alternative driver:
However, upon exiting Jitsi, the following error appears:
actually even if you do not use the camera at all. If you use it, then
the count of objects will be up to 20! I assume that there is unclean
shutdown of the camera, and this could cause instabilities or crashes.