They were huge here in The States as well. After A Thousand Suns, they weren't heard from as much, and were kind of seen as outdated, but I still loved Living Things (which I find has a similar sound to WAN but better-produced) and (to a lesser extent) The Hunting Party and One More Light.

Apparently Chester was extremely close with Chris Cornell, and was heartbroken when he hanged himself a couple months ago. It can't be a coincidence that Chester killed himself on what would've been Cornell's birthday...