The Chez’s Dyno is my first Font 7b problem I sent in the Southern Sandstone. It’s a dyno, thus very difficult to find a concensus about the grade - for some it feels easier, harder for others. That’s the due to ‘ungradeable’ nature of dynos.
I had bloody good time working on this problem with Miloš:
High Rocks - Chez’s Dyno (Font 7B) from Mateusz Loskot on Vimeo.