I'm pondering the same question, only for replacing a 5 yrs old first gen MBP. Just bought a new 13" MBA for my wife and was impressed with the thing. Would pro

I'm pondering the same question, only for replacing a 5 yrs old first gen MBP. Just bought a new 13" MBA for my wife and was impressed with the thing. Would probably do well as a dev lappy, the only drawback is that you're maxing out at 4GB ram.