Okay, so Nikon kind of spoiled the surprise with this one, but we can now enlighten you with the full details of its upcoming midrange (or "advanced beginner" as Nikon calls it) DSLR refresh. The D5100 takes the spot of the venerable D5000, but follows the previous generation's recipe for success pretty closely. The D5000 was a stripped-down D90 in a simpler, smaller package that came with an articulating LCD, and the D5100 just so happens to feature the same mighty 16.2 megapixel sensor as the D7000 (Nikon's current high-end consumer DSLR) augmented with a flipout screen. Having the D7000's internals helps the new shooter churn out 1080p video at 24fps, 25fps, or 30fps, depending on your preference for up to a maximum of 20 minutes. The D5000 is only capable of five-minute bursts of 720/24p video and isn't able to continually autofocus, which the D5100 can. The D5100 also betters its predecessor in terms of physic...