First final of the World Championships in Bern starts today (18:30 local time) with the Men’s Boulder final.
Saturday will be Women’s Boulder final and on Sunday Lead final for both men and women.
Europeans need a VPN to watch the finals on Youtube.
Playlist for all other upcoming live streams: https://youtube.com/playlist?list=PLK6KXqT4FKpMdjVT7cv4exoNNCbOSGSQh
I might be misremembering but I don’t think the chalk-front got very far on it.
My own experience is that water helps best with smooth surfaces. Used that trick on an indoor boulder not too long ago.