Real work is using more than 1 App at a time.
Real work often means having 10-12 Apps open in the background to switch between.
Real work implies Safari and Mail both running smoothly.
Real work implies CREATING a file. Be it a keynote, PDF, video or audio file.
All of the above I find Apple's slower machines (looking at you, MBA) to suck at. If you want a machine that is not constantly handicapped by a small amount of RAM, and very low clock speed, do not get a...