A surprise to me, unexpected. A candid I titled "Concentration" made Flickr Explore on November 19th. There I was early morning on Madison and 60th, eveready camera in hand, waiting for the light change, glancing around, when I viewed an intent rider on the bicycle sharing CityBike coming my way. I aimed and pressed the shutter. On my computer screen, his image appeared a good candidate for monochrome. And here it is!