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Why is Digg founder Kevin Rose clambering around the inside of Miami's Carnival Centre, the site of the Future of Web Apps conference? Perhaps the conference is literally climb-the-walls boring. Or Rose is indulging a newfound enthusiasm for buildering, the indoor version of rock climbing. Or, most likely, he's trying to impress Julia Allison. Suggest your own caption in the comments; the winner of the contest has their suggestion turned into this post's new headline. (Photo by tantek)