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Short answer: Yes, but they’re pretty much illegal

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XEEBX TIL 15 THINGS that You Can Use Completely Differently than Intended
ArKo TIL babies learn a language by hearing it, but they must hear it spoken directly to them in person by another human being; as little as 12 hours with a human tutor produces dramatic results in babies, compared to no results even after many more hours of exposure to foreign language TV shows.
d8mQr TIL that an Iranian director made a documentary about his life as a dissident under house arrest, and had it smuggled out of the country on a USB stick hidden inside a birthday cake. He also defied a 20-year filmmaking ban to make the movie.
e0Gp4 TIL despite being in DC, the seal of Georgetown University says "Georgetown College on the Banks of the Potomac in Maryland" as the university was founded in 1789, 12 years before it became part of DC.
PZ4e TIL Peter O'Toole found his camel saddle uncomfortable while filming Lawrence of Arabia, so he put a piece of foam rubber under it. The film’s Bedouin extras saw this and copied it, and today the practice has spread to become Bedouin tradition. They call O’Toole “Father of the Sponge”.