16. A computer-readable medium storing computer-executable instructions for performing steps, the steps comprising: displaying a user interface, comprising: a first portion for indicating a value of a metadata attribute of a first item; a second portion for indicating a modifier associated with the metadata attribute, the first modifier modifying the value of the metadata attribute; and a third portion for indicating representations of at least some of a plurality of items, including the first item, each of the plurality of items having associated metadata attributes.
16. A computer-readable medium storing computer-executable instructions for performing steps, the steps comprising: displaying a user interface, comprising: a first portion for indicating a value of a metadata attribute of a first item; a second portion for indicating a modifier associated with the metadata attribute, the first modifier modifying the value of the metadata attribute; and a third portion for indicating representations of at least some of a plurality of items, including the first item, each of the plurality of items having associated metadata attributes. 22. The computer-readable medium of claim 16 , wherein the user interface further includes a fourth portion for indicating a descriptive phrase associated with the first item.