It’s no secret that Max Verstappen’s robust racecraft has prompted questions over whether he oversteps the mark during his defensive driving. In the laps before colliding with Lando Norris while defending his Austrian Grand Prix lead, the McLaren driver could be heard over team radio complaining about the Red Bull erratically switching lines during the braking zones of corners. Verstappen knew he could get away with moves that were on the edge of what is acceptable in the rulebook, but it left some to question why he was doing so in the first place. Norris had already clocked up a five-second …