I have positive feelings towards both of these operating systems. I used to have an 11 inch Air before it was stolen from my car, and my wife has a 13 inch pro that's pretty great. At work my school uses a Chromebook deployment for the students and they're pretty excellent. The main beefs I have with Windows just don't exist on ChromeOS (trackpad is pretty good, machines are very snappy and always up to date). I have a gaming windows laptop but unless I fall back into WoW or DOTA or some similar E sports game I don't really see a 5 pound machine as very useful to me.
In terms of what do I use my computer for any computer is somewhat supplementary to my main system which is

