Search has been integrated into almost every window in the 7 user interface. Search is made faster by an indexing function included in Windows 7.

You can define metadata for files and use it to build saved searches that are displayed as virtual folders.

Read more about metadata at:
http://en.wikipedia.org/wiki/Metadata.

• Search Engine Terminology
• Windows Search Engine Processes
• The Search Index
• File Metadata
• Saved Searches