For those of you who've been waiting, here is the promised video at last. Warning: not so much talking in this one (but plenty of snoring); and you'll have to put up with me singing (I didn't think it was a good idea to use a commercial version of the song -- you may disagree!)
AP for the image manipulations, and AD for the captions, and opening graphics.
https://youtu.be/OkSuo-Ps6qo