Share's technology editor Steve Caplin looks at Apple's fall from +$3bn to -$2bn, at ways of setting over-priced NFT purchases off against tax, at AI writing Channel 4's Christmas message and poetry about Share Radio, as well as checking your age in supermarkets. A former drug tsar has come up with synthetic alcohol doing away with drunkenness and hangovers and from the annual CES comes an AI oven, a fruit ripeness checker, a baby translator and printers for temporary tattoos and eyebrows.