Held on the streets of a special administrative region of China, the Macau Grand Prix’s Guia circuit is 3.8 miles long and, at its narrowest point, jut 22.8 feet wide. That last figure is particularly important because that’s not between two nice, soft patches of grass, but between 10-foot tall walls of Armco. Think of Macau as Chinese cross between the Isle of Man and Monaco.  A new lap reco...