Open a videochat window, shrink it down, put it in a corner, and ask your buddy to ignore you unless you're goofing off, in which case administer moral support.

Open a videochat window, shrink it down, put it in a corner, and ask your buddy to ignore you unless you're goofing off, in which case administer moral support. Also, https://google.com/search?q=virtual-coworking https://google.com/search?q=virtual-coworking is a thing.