1. A method performed by one or more computers, comprising: identifying a low frame rate version for each video from a plurality of videos, wherein the low frame rate version of each video from the plurality of videos is at a frame rate that provides a visually perceptible pause between successive visually distinct frames; and outputting information that defines a visual display, wherein the visual display presents a plurality of graphical representations each corresponding to a respective video from the plurality of videos, wherein each graphical representation from the plurality of graphical representations includes the low frame rate version of the respective video from the plurality of videos, wherein each graphical representation from the plurality of graphical representations is removable from the visual display based on a received user input, wherein upon removal of a graphical representation from the visual display a new graphical representation corresponding to a respective video from the plurality of videos that was not previously included in the visual display replaces the removed graphical representation at the removed graphical representation's location within the visual display, wherein both the video associated with the removed graphical representation and the video associated with the new graphical representation are available for viewing by the user before and after the replacement, wherein the new graphical representation includes the low frame rate version of a respective video from the plurality of videos, and wherein each graphical representation from the plurality of graphical representations for which a selection has not been received from the user input within a defined time period is removed and replaced with a new graphical representation in response to a passage of the defined time period.