Programming a robust global date-time system and having a transparent conversation between metric and *imperial/traditional" units is just a warm-up to show that you can work with the truly demented currency system. Make sure everything is rounded off to the nearest whole ha’penny.
I sometimes suspect that the push for decimalisation was in part to avoid having to teach computers the old system.
Afaik it actually was, the UK wanted to move more financial calculations to computers and it was a lot easier to use a decimal currency for that
Programming a robust global date-time system and having a transparent conversation between metric and *imperial/traditional" units is just a warm-up to show that you can work with the truly demented currency system. Make sure everything is rounded off to the nearest whole ha’penny.