Unless you buy a top of the line laptop and intend to sell it within a year, resale value should not be a consideration. If you find often that you'd like to take a PC with you somewhere, that's important. Think this way, however. If you had two PCs available all the time...one a desktop and one a laptop, which would you go to for general use. Unless you have worked a lot with the smaller keyboards an other compact designs of the laptop, my guess is that you will find it more cumbersome to use. My choice for what I do would be a desktop. I also have a laptop for business use but much prefer the full size animal. It's a tough decision.
I've currently got a Pentium 2, 450MHz PC. (Prehistoric, right?) So I'm considering buying a new computer, but am unsure whether to invest in a fairly decent laptop, or a slightly better desktop.
My basic requirements are speed and XP, so obviously the processor comes into the equation. The prices here (UK) suggest that for about