What I look for: 1. Unfortunately due to eye strain, my bare minimum requirement these days is high DPI displays (around or better than 200 pixels per inch) co

What I look for: 1. Unfortunately due to eye strain, my bare minimum requirement these days is high DPI displays (around or better than 200 pixels per inch) combined with pixel-perfect integer (2.0x) scaling with no blurring at the OS level. That means if I want a 13" laptop with a working resolution of 1440x900, the native display resolution needs to be 2880x1800. 2. Good build quality - excellent trackpad, decent keyboard. 3. Battery life - more than 12 hours would be swell! 4. Weight - a light laptop makes life so much better. 5. Performance