It’s been about a decade now that I have been traveling to Cadillac Lanes in Waterloo, Iowa, for the popular 50/50 weekend that features a 4-man tournament on Saturday and doubles on Sunday. The doubles annually sells out well before Thanksgiving and the 4-man annually draws more than 20 teams for high-scoring competition on Cadillac’s house shot. Back when I was on the under 50 side, I rolled an 867 (299-278-290) series in the doubles that is my career high. The doubles requires...