Open office plans lend themselves to more serendipitous interactions between people. Open offices with the inevitable Loud Howard from Dilbert lead themselves

Open office plans lend themselves to more serendipitous interactions between people. Open offices with the inevitable Loud Howard from Dilbert lead themselves to serendipitous interactions? Do they? Throw in Angry Dude, who goes through a Model M keyboard per month as well. You get interactions all right, but it's not the productive kind. The serendipitous interations happen in coffee kitchens, a fact that the best architects already know.