Twist's ability to stay on task is a model for us all, especially if the task is trying to capture the sunbeam that flicks around the living room as the wind blows through the branches outside.

A MIDDLE-AGED couple sits in front of a TV set. He flicks idly through a magazine, she holds a drink.

For example, scrolling through a long list of tracks or artists with a few flicks of the finger is as easy on the new nano as it is on an iPhone or iPod touch.