"Warm engines cool. The rain hits, hissing, steaming on metal.
Write on foggy glass"
Decoded with the KAYWA Reader from the screen ;-)
Jerome Chevillat did it. J, if we're ever in the same city at the same time, I'll buy you a drink.
Just experimenting. You can use your cellphone camera to read the haiku (if you download the free QR reading software).