Because Tidy is a really cool technology for today's dynamic web environment What tidy can do for you: Make your HTML Completely web-standards compliant automatically Identify potential problems with your markup Make your web sites load faster Validate and repair user-submitted markup Extract all of the URLs from any web page in 21 lines of code *without regular expressions* Convert malformed HTML documents into XHTML 1.0 documents automatically Never use a regular expression for screen scraping again