I’m amazed to discover that as I age, my ability to focus on more than one thing at a time is diminishing. I used to be able to multi-task rather well a few years ago, but I’m finding that I have to be careful to finish one task before I begin another or the first one gets forgotten... and probably the second one, too, if something else occurs to me that needs doing. If I’m folding a load of laundry as it is taken from the dryer, and suddenly stop . . .