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by Grimm665 1284 days ago
> A cheap hack would also be to connect your second source to the first using a HDMI Grabber (basically a HDMI-source-to-USB-webcam-converter) and open a fullscreen window displaying that. Then you could e.g. switch by switching virtual desktops.

Is this something you've tried before and could go into more detail about? I've got an HDMI grabber for using a DSLR as a webcam, but never thought to output the display of one of my computers to another. This would solve a lot of issues regarding switching between work and personal laptops.