 With sneakers on my feet, I could probably do it barefoot. I'd have more grip. As a guy who's worked in construction before? Yes, here we go. How many sloped roofs are you seeing on a regular basis? Many, many. And I've seen a 70-year-old walking on them. A 70-year-old walking on a sloped roof? Yes, I have. Now, do you think... I mean, I'm not trying to get your secret trade here, but...