Source: AdobeStock / c_attaA South Korean school teacher who asked their students to invest in bitcoin (BTC) for them went on to threaten one of their teenaged students with a weapon after token prices began to fall.Per Chosun, the teacher in question, an unnamed 48-year-old head of a private academy in the city of Daejeon, was recently handed a suspended jail sentence of 18 months and two
