TMS 1000C - By Pauli Rautakorpi - Own work, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=52406652Our son got lots of new toys over the Christmas period. One of his favourites is a plastic guitar with buttons on the fingerboard, lots of lights, and even a whammy bar1. It’s really fun. At one year old he’s much too young for a computer, but many of his toys, including the guitar, have computers inside them. But, of course, we usually don’t call them computers. Instead, they are ‘micr...