I found out how to reset the focus points: press the button at the top, right-hand corner on the back (with the little picture of the AF points like a cross and the magnifying glass) and twiddle the top wheel — ain't learning a wonderful thing.
I use Downloader to copy my image files from the microdrive. I have it set to delete images after a successful transfer. Usually (but not always) I reformat the MD in the camera, I noticed today that the camera reported 160kb used on the MD before the format operation and only 64kb after. Not sure whether that difference is significant, but I shall endeavour to be more conscientious about an in-camera reformat in future.
Charlie, our resident vixen, came visiting today. She hasn't been around much recently, I guess because she's been whelping (if that's what foxes do
Update: Sorry to anyone not getting the right picture on the previous link. It's fixed now — if you really want to see it. But here's a much cuter one of my cat, Oliver — (taken four frames earlier, maybe the camera is working OK).

