I'd say the Ultrabook family is Microsoft's macbook air equivalent. I'm a big fan of the Samsung Series 9, and I don't think I could go back to a bulkier form

I'd say the Ultrabook family is Microsoft's macbook air equivalent. I'm a big fan of the Samsung Series 9, and I don't think I could go back to a bulkier form factor for my next machine. Disclaimer: I work at Microsoft, not in anything related.