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TIL Over the whole Twilight saga, there are over 24 minutes of just staring.

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D1Yrv TIL Bob Metcalfe, inventor of Ethernet, predicted in a 1995 InfoWorld article that the Internet would "catastrophically collapse" in 1996, and promising to "eat his words" if wrong. In 1997, he put his article in a blender and drank it at the International World Wide Web Conference.
R7dl TIL New employees at Google are given a propeller beanie cap to wear on their first Friday.
M7KwV TIL that Dennis Rader, the serial killer known as BTK, worked at ADT Security Services from 1974 to 1988, where he installed security alarms as part of his job, in many cases for homeowners concerned about the BTK killings.
bQL7 TIL of Li-Fi, a potential replacement for Wi-Fi that has reached transmission speeds of up to 200 gigabits per second.
vPVg8 TIL Glass can be spun into wool - soft like cotton, safe to the touch, and also bio-soluble (non-toxic in general). The fiberglass wool is usually used as house insulation and is resistant to mold. A 2'x4' batt of recycled fiberglass insulation is roughly equivalent to 15 recycled glass bottles.