TITLE As presented in media cryptocurrencies are a scam. It is said that “miners” earn e.g. Bitcoin by solving complex mathematical peoblems. What is not told is that the problems in fact are how Bitcoin transactions are recorded. It demands a lot of computations to code these records and make them safe since they are … Continue reading 18.005 cryptocurrencies, Bitcoin, Ethereum, climate, Dogecoin; Artificial Intelligence, AI (censorship), Virtual Reality, VR, robots, universal basic income …