Unused item management

A computer-readable medium having computer-executable instructions for managing unused items, the instructions comprising:

• moving an item from a used item store to an unused item store when it is determined that the item is not currently in use;
• moving the item from the unused item store to the used item store when it is determined that the item is in use again;
• determining when to evict an item from the unused item store;
• and
• evicting the item from the unused item store when determined.

A system for managing unused items, comprising:

• a processor and a computer-readable medium;
• an operating environment stored on the computer-readable medium and executing on the processor;
• a used item store including currently used items;
• an unused items store including items that are not currently in use;
• and
• an application operating under the control of the operating environment and operative to perform actions, including:
• moving an item from the used item store to the unused item store when it is determined that the item is not currently in use;
• moving the item from the unused item store to the used item store when it is determined that the item is in use again;
• determining when to evict at least one of the items from the unused item store;
• and
• evicting the at least one item from the unused item store when determined.