If it takes 10, 000 hours to become an expert in something, he has logged at least 100 towards becoming an expert soft material slide maker. Most of the time has been spent on the weekends. Those hours have been poured into perfecting the angle, the materials, and the technique. I say that the cat bed on top of the change table cover has put the design at a new higher plateau. Just 9,900 more hours to go.