On the way there, a count of one lorry fallen off the road, and one RTA with somebody being lifted into an ambulence, well braced on a stretcher; on the way back, one aggressive idiot trying to kill both myself and himself to save a few minutes on his journey.
New theory; car travel causes a lot of television watching. Since I got back, it's taken nearly an hour for my brain to be in any fit state for much at all.