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The original was posted on /r/todayilearned by /u/gixk on 2024-08-26 10:48:40+00:00.

Original Title: TIL the 2010 Flash Crash, during which the US stock market temporarily lost $1 trillion in value, was partly caused by Navinder Sarao, an autistic man living in his parents’ London home. In a span of 5 years, Sarao made a profit of $40 million by tricking high frequency traders with custom software.