...Converted my dollar check into a sterling cheque, via a friend who has UK and US bank accounts.
...Discovered that the silver I bought for making electrodes was considerably thicker than the (considerably more expensive) type I've had previously, and about a third the price by weight. The reason being I bought it from a jeweller's supply place, not a chemical supply house.
...Established, with a fair amount of certainty, that the problem with my computer is the power supply (this is good news, it's easy to replace)
...And voted against Boris fracking Johnson
No prizes for guessing which one pleased me the most.