I was in the early crowd of MacBook Air buyers and for the first month I absolutely loved it. I originally bought the Air after a trip to Japan where I lugged around the 15 inch MacBook Pro on all the trains and subways until my back couldn't take it. The Air's weight and form factor are near-perfect if you commute or travel and when I was in the office a USB hub and power supply were always available.
However, once I started hitting the road, the MacBook Air disappointed on many occasions. Hands down the biggest issue is the terrible battery life. Despite trying every setting, even custom configurations, I was never able to get more than two and one-half hours of battery and in some cases couldn't get more than one hour. I'm not going to dwell on the performance except to say it was weak. I knew what I was getting into with a low-horsepower processor and limited (2GB) memory.
Battery life is embarrassingly bad My first really annoying experience was when I rented Lars and the Real Girl from iTunes and tried to watch it flying from SFO-NYC. However, watching it in full-screen mode made the machine die in about 45 minutes. The movie wasn't great so I figured I would wait until I got to NYC and charge the machine. But, by the time I got there my 24 hours had elapsed and I couldn't finish it.
I had a similar experience flying from San Diego to SFO trying to calm my crazed infant with videos. The damn Air died after 45 minutes of full screen Elmo, which was just ridiculous for everyone around us. … Read more