LXer: Raspberry Pi Halloween Effects Door - aka the
 

Published at LXer:

Backyard haunted houses, carving pumpkins, elaborate decorations, jumping out to scare trick-or-treaters; Halloween is packed with the DIY spirit. People’s desire to be scared or scare others is primal. It’s the “fight or flight” response, the deep psychological need to survive. Halloween give many the chance to feel the fear, since back in our minds we know there is no real danger. Perhaps it is just the excitement that drives us to walk through that haunted house. Either way, it’s fun for both the builder and the viewer.

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