Steve Caplin discusses the latest tech with Simon Rose. Apple's most famous designer has produced Charles III's Coronation logo, Microsoft's Bing AI doesn't know what year it is, Kindle's ChatGPT authors and the best book title ever, a sign language-reading app, self-cleaning touch screens for cars, a way of telling if you're overusing your voice, an alarm clock that shocks you awake and setting a spider (or lots of them) to catch a moth.