I have only used Stubbs once, as I prefer cooking with lump. It was a cold and rainy night and I was doing a butt. I got the temp in my WSM up to 225* and it stayed there for 10+ hours. All in all I'd say it was a pretty good experience with the Stubbs.
Modified Char-griller w/sfb, red char-broiler vertical, 22.5 Wsm.