Those bowling fans old enough to remember the 1980s had to feel a little nostalgia watching the championship stepladder finals of Sunday’s 2017 Grand Casino Hotel & Resort PBA Oklahoma Open. Those who watched the shows early in the urethane era should remember the train wrecks of horrible ball reaction and low scores as oil carried down under the TV lights. PBA eventually used wet towels in the gutters on pairs adjacent to the TV pairs to try to mitigate carrydown and enable...