Windy City. 31C and 80% humidity at 8pm

Am in Chicago after a pretty tedious flight - an hour sitting in a plane on the ground at the start waiting for unspecified maintenance, an hour sitting in the plane after landing waiting for a gate at O'Hare, an hour and a half in the customs queue, an hour in the taxi to Downtown. Have paddled in Lake Michigan - Ohio Street beach lovely and sandy and clean for the centre of a megacity. A Baskin Robbins assistant looked at me as if I'd ordered half a pint of dry dust and a hairshirt when I had only caramel sauce, and no whipped cream or chocolate sprinkles, on my sundae.

Have been up twenty hours now, so time to crash ...