Samsung better be careful, Apple will sue them for violating their patent on being "thin and sleek". Only Apple's allowed to make cool stuff, or didn't anyone get the memo...
The problem we've had with Intel's Ultrabook initiative is one of consistency. We've seen Ultrabooks we'd be happy to carry around, and others that bore more bulk than we expected. Because those more rotund models employed larger displays, though, they were still able to skate by with Ultrabook branding. That's watering down the concept, we think.