As the teams gathered in Copenhagen for the start of the Tour De France 2022, Rouleur's Dan Cavallari caught up with Ineos Grenadiers' Jeff Crombie to check the reality of life as a World tour mechanic working with Shimano and other partners to give the team's riders the best equipment possible. Have wireless gears, tubeless tyres, through-axles and other innovations made his job easier or more complex? And which job does he dread? The answer may surprise you.