[gpt3] a new article in English that is SEO-optimized and incorporates as many relevant keywords as possible. The article should be based on the information provided in the existing post content. Additionally, please include a dedicated FAQ section and a conclusion section to enhance the reader's experience
Over the space of a few minutes Sunday evening, BTC plunged to near $40,500 from around $43,800 in what could be termed a "flash crash." Prices quickly recovered to $42,400, but then started to slide again during U.S. afternoon hours to as low as $40,200, a level it broke through on the way up a week ago.