There is also a concept of 'fast enough'. My 2013 MBA is fast enough for anything I want to do on it. Actually, my 2011 MBA was fast enough as well - I only upg

There is also a concept of 'fast enough'. My 2013 MBA is fast enough for anything I want to do on it. Actually, my 2011 MBA was fast enough as well - I only upgraded because of awesome battery life in the 2013 model. Further to that, I specifically chose the slower processor option (i5 vs i7) because i7 would reduce battery life (even if by 30 minutes).