I'm 6ft 7in, about 210lbs, shoe size 15, and I started wearing these shoes to work, to the gym and for short runs (3-6 miles) about 3 months before my marathon. I've run 15km in it and a few long runs before a marathon. I liked short runs, but the more time I spent in these shoes, the worse my feet felt. I had to run a marathon in my 2 year old Launch 3s because they were so sore in my legs I knew I couldn't finish them. The tongue of the right boot shifts sideways with normal wear, causing my…