It has to be small as possible (under 14 inches) and have HDMI output, face recognition software or fingerprint recognition, (but I'd prefer the face.) and a processor that will allow me to run a million web browsing tabs, Microsoft Office, Trillian and a music system all at the same time without freezing or slowing down in a major way. Oh. And a webcam.
Past that, I don't care as long as it's cheap.
Any make but HP.
I hate shopping. I especially hate shopping for computers.