On the 3. September 2017 climbed Adam Ondra Silence (9c) the heaviest route in the world. In his recent video post with Adam, he explains why he rated Silence as 9c.
Long called Adam Ondra the route simply "Project Hard". After the first ascent, he announced the name and degree of difficulty of the route: Silence (9c). Adam wrote climbing history with the ascent of Silence. How it came to the name Silence, we reported about it a few days after the visit. What Adam moved to evaluate Silence as 9c, he reveals in the following interview.