[0] https://microbit.org/ [1] https://en.wikipedia.org/wiki/MicroPython
Falls into an awkward position where the people who could utilise it can do much more for much cheaper with an esp8266
Some pretty neat UI design limitation challenges involved too with the 5x5 display. e.g. I made a pomodoro timer with it; iirc I used used left-to-right top-to-bottom for normal time, reversed for breaks, a number for how far into the cycle it was and flashing figures for when setting inputs and it beeped when a break started/ended with a longer beep for the big break
I'm still not sure why the BBC went down the route of making its own platform when adapting the arduino world would have been simpler and more effective. Still its good to see that the BBC is doing computing again.