Too bad that back then in your callus story, you didn't separate the up and down facing calluses, continue with them and see if it made a difference in the end. I have to say, that except for once, I've been quite fastidious in in placing scales upfacing. Not sure why, that just what I always did. The one exception was when I had so many scales that I didn't care. Which brings up another story that I'll have to start another thread about ....
