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Getting up and pressing 20 buttons on the projector etc. is something to automate

I have insisted that all the projectors at work (and there are well over 30, and a few screens too) talk PJLink. The protocol is very simple, so much so that even I have been able to craft a Windows .exe called "projector.exe" such that I can issue

projector 192.168.5.101 on

projector 192.168.5.101 dvi

M.