I know that you are all expecting Mystery Person contest. Here is the deal. Technology has progressed to the point that the mystery person contest can be solved by just dragging and dropping the image onto Google Image Search. At first I avoided this by editing the picture somewhat, but now technology is such that just about any picture can be found even if it has been edited.
The mystery person contest was great fun for the last few years, but alas, has run its course. We tip our hat to Nate Maas, the greatest player to ever play the game.
Now, this week is going to be Coffee Week at OPOD. We start with this picture from 1942 of a grand Espresso machine in a New York coffee shop.