An interesting point to note is that one of the world's strongest climbers, who recently put up the hardest problem in Fontainebleau, is Charles Albert, who spe

An interesting point to note is that one of the world's strongest climbers, who recently put up the hardest problem in Fontainebleau, is Charles Albert, who spends most of his time climbing barefoot: https://www.planetmountain.com/en/news/climbing/charles-albert-at-fontainebleau-climbs-world-s-second-9a-boulder-problem.html https://www.planetmountain.com/en/news/climbing/charles-albe...