"Making It in Memphis" my 3rd Flyer cover story: Local emergence of the DIY/tech/inventors Maker Movement

Claudio and his quadcopter, built from parts
he made on a 3D printer, which was made from
parts printed on yet another 3D printer.

read the full article here

The would-be burglar counts himself lucky that he saw an interior light switch on and immediately spotted your shadow moving across the window curtain, giving him time to flee.

... not that anyone was home.
The burglar is frightened away by a cheap motion-detector you plugged into a hobby microcontroller that turned on the electric motor that slowly waved a plastic fin in front of a lamp.