Sure, it promotes Seedcamp, in the same way it promotes YC or TechStars. These programs are increasingly the smartest way for first-time founders to get off the ground with their ideas. Plus, at least here in Europe, there's still a huge group of talented hackers who don't know about them, so spreading the word is no less important today than a couple years ago.
Yeah, agreed: when you take the intersection from a set of ideas that large the least common denominators are going to be pretty... well, common.