Wow! How clever! Leave the PC on the floor so it sucks all the dust and grunge into the power supply. That way, you never have to vacuum the floor. What a wonderful idea!
Seriously, keep an eye on how much stuff gets sucked in there.
Your cave was very informative of who you are. ALL it needs is a bed and a window and it would look like your bed room when you were in junior high. But the View out side I would die for. It was neither too dark or fuzy except for the panning of the room.