There were many talks of Dual core never coming to Notebook form, many said the heat would be too much to bear in such a small form factor. So if you ever see one, it'll be in a big, fat chassis. Well since you're London, there's a place over there that make dual core AMD64's, Rock Direct. I'd provide a link, but dont know if its against the rules on this forum. I'll just PM you.
by christmass u have gotta be dreaming, think of all the complications such as heat, battery consumption etc definately not by christmass and maybe never