I got my shiny new D630 just over a week ago. The End key was a little wonky from the beginning. It didn't seem like that big of a deal so I paid it no attention. that is until about 3 minutes ago ...
We're not much for touch-typing, preferring instead to use a highly advanced version of the two-finger method we call the, uh, three-finger method (left and right index fingers, plus the right thumb).