Crypto-currency pushers point to ecstatic highs, while usually not mentioning possibly abysmal downsides and risk of total obliteration. One pusher recently compared Bitcoin to gold: "... earn your

... shall inherit the earth.

Bitcoin, the blockchain, had VERY CRYPTIC origins a decade or so ago. Stories about the nefarious character who invented the digital money system abound. Nothing is clear. What IF Bitcoin and blockchain

It's 2020. Met a man walked into one of very few shops still operating. He needed basic foodstuffs and shoes. He'd walked many miles. Gas stations were down. As were all supermarkets. Online systems and