Interesting thing I noticed on the tech specs (http://www.dell.com/us/soho/p/xps-13-linux/pd.aspx and http://www.dell.com/us/p/xps-13-l321x-mlk/pd?~ck=mn) is the difference in battery life between Linux and Windows. IIRC Linux was 6:13, and Windows was 8:53. Thoughts anyone?