Fighting theater pirates

Infrared lights placed behind a movie screen can interfere with cameras, preventing unauthorized copying of films in theaters

By Sid Perkins, 18:19 PM May 13, 2014

LOS ANGELES — Cheaters called “pirates” often use camcorders and cell phones to make illegal copies of blockbuster films in the local theater. These pirates then sell those recordings on the street or over the Internet for very low prices. Some share them for free. An Iraqi teen thinks she has a simple, low-cost way to discourage movie piracy, though. It relies on adding a little unwanted light that only the pirates’ cameras will see.

“It’s unfair for people to pirate movies,” says 15-year-old...

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