Also, I've got my eye on this one:
http://www.amazon.com/Samson-CO1U-US...5422747&sr=8-1 for when I eventually have enough cash.
What kind of recording do you want to do? Any USB Mic should do the trick - I just wanted one to do very basic recording of my guitar, so the Radioshack one works for now. Eventually I'll upgrade, when I become a better musician.