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It should be simple, just one servo controlled by the presence of people, but I am sure I will do something wrong and stuck :) Good to know, you are willing to help. Thank you.

I made a CatCam that took photos and uploaded them to Dropbox based on the same principle (no servos of course) :)

https://github.com/omiq/pi_repo

That would be a killer feature for my smart home security system :) I would like to be able to login and see if my living room is fine when I am on holidays. Just for peace of mind. If this could double as that, would be awsome!