We've fondled Nikon's D5000 SLR, stacked it against the competition, and read no shortage of reviews. In general everyone seems to love the camera, but there's apparently one, big, nagging problem: the durned thing won't always turn on. That's obviously a no-nonsense sort of glitch and thankfully Nikon isn't beating around the bush when it comes to addressing it, posting a service advisory today and
