Speed climbing has taken centre stage again, as many of the world’s best climbers are pushing themselves up big walls and mountains as fast as they can, which means there’s limited protection. While it might seem tempting to join in the race, keep in mind that those who achieve speed records are often the best climbers in the world at their style. For example, Colin Haley got the record on the Cassin Ridge on Denali this spring, but it was after years of preparation and hundreds of alpine solos. David Allfrey got the speed record on Zodiac on El Cap this year, but he’s one of the world’s best A5 big wall climbers. And Tommy Caldwell and Alex Honnold got the speed record for The Nose in under two hours,…