Excellent write up, Garf - I would green you but I've got to spread it around a bit first before you can have another one!...
The finning backwards exercise in the pool sounds like a cracking idea which I'm pleased to see Rich has introduced. Anything that makes that skill a bit easier to grasp has to be a good thing!
BTW - Hope my inlaws (the proprietors of the B&B) didn't bore you all too much! lol - they're lovely people at heart, really...