Not tech rumors, but soil tech history! The difference between Oregon, WA and BC is all about ice. Kilometer+ thick ice sheets created glacial terrain features and exposed more bedrock from Washington State north. Oregon didn't get the sweet, sweet ice sheet remodeling. The maximum extent of the Puget Lobe of the Cordilleran Ice Sheet was Tenino, which is between Seattle, Washington and Portland, Oregon. In the Seattle area you have a lot of glacial till soils that the ice pushed around. Further north the ice scraped away soils and smoothed the bedrock, making terrain for amazing tech riding. This...