I signed up for gdgt despite the fact that I whined about it not supporting OpenID. Here I am. Wee. The first thing I tried to do when I got there was add a gadget to my have list. Makes sense right? That’s what you do. So I find the Dell 6400, and…there’s no ‘Have it!’ button. Hmm…well maybe if I…oh. There’s an ‘add to list’ button. Okay, that makes sense, since they have 3 lists: h...