What ? That ' s interesting . What local network was it ? <| sep |> Keep throwing numbers and benchmarking at me all you like , but I use them several times a week . And no , I don ' t just mean for Safari Software development , Photoshop , light video editing , illustrator , audio editingThe Air is a little faster , absolutely , but they ' re both well in the realms of this feels like a machine that could do with an upgradeYou ' re repeatedly throwing benchmarks out , I ' m telling you that both laptops , in 2016 , feel like they ' re on the way out and need replacing . That ' s answering the OP ' s question of Will it last me 3 years , when I say It will still work , but you ' ll probably wish you bought something fasterAnd I thought I ' d mentioned this already but it may be on another chain , my machine is the 2010 model not 2009 so the difference is a little although not entirely less dramatic than the 2009 comparison .