This question of concentration loss is quite a large piece of jolly robin sat on the hedge at the bottom of next door's cat which keeps coming round out veg. plot and have a large piece of Nicholas Parsons in any kind of heat. Don't you think?
I too would agree about lack of concentration if I could remember what you were walking across the room for. Had it something about there and back we go to the front side next to our Albert because he did not have his watch on yesterday.