 And in doing so, you're avoiding the whole box gutter. Because the other problem, you're concerned about backups and having to get up there and clean it. But usually those built-in gutters will wear out pretty quickly compared to what a metal gutter would last. And when that happens, you end up doing a lot of patching and you get leaks through the gutters and so on. So to avoid that, and I actually did this to my 1886 house. We used to have a Yankee gutter like that built into the roof edge on the long sides of the house.