String pinsetters have been around for years, but might be heading for a breakthrough into the mainstream of certified bowling, with a potential boost from the COVID-19 pandemic. Traditionalists might cringe at the idea of certified competition on string pinsetters, but similar sentiments didn’t stop synthetic lanes, urethane and then reactive resin bowling balls, or Twister pins. Two recent tournaments featuring several PBA Tour champions showed that while the way pins react and fall is...