In reply to @DavidKButlerUoA
@DavidKButlerUoA @howie_hua Well, I recorded it in one take, so that's a bonus. Will find out tomorrow what the reaction is. Thanks for asking!
In reply to @christianp
@DavidKButlerUoA @howie_hua In case either of you want to see: my slides, including your tweets, are online at numbas.org.uk/talks/diagnost…. The video is at youtube.com/watch?v=lBgO-r….