Timeline control

A method comprising:

• selecting portions of content that are associated with a period of time associated with one of a plurality of intervals of a timeline using one or more rules;
• and
• displaying the selected portions concurrently with the timeline, the timeline including a plurality of indications along which indicate that content is associated with a corresponding point in time defined by the timeline.

One or more computer-readable media comprising instructions stored thereon that, responsive to execution by a computing device, causes the computing device to perform operations comprising:

• displaying portions of messages, images, and contacts selected from content concurrently with a timeline, the timeline including a plurality of indications along which indicate that content is associated with a corresponding point in time defined by the timeline;
• and
• displaying a control that is scrollable at different speeds through the intervals based on an amount of content that is associated with the interval.