This was a major reason I got an MBA. It is honestly the first laptop I've used where I feel absolutely no need to plug a USB mouse in. The trackpad is one of t

This was a major reason I got an MBA. It is honestly the first laptop I've used where I feel absolutely no need to plug a USB mouse in. The trackpad is one of the most fundamental ways to interact from a UI perspective, -it's a big deal to have it done right.