Arbitrage - Profiting from differences in the price of a single security that is traded on more than one market.
Basically, one would invest into AdWords, to drive traffic to the Arbitrage page, and get a higher payout through AdSense.
This script pulls content for any keyword placed in the URL of the page, for example; www.example.com/american-cars.html. This would generate a page on-the-fly by scraping various websites and resources to grab content relating to american cars.
The potential with the script is enormous; the inclusion of a keyword search box means that your website can generate thousands of pages on-the-fly related to the subjects your visitors want to know about; each page loaded with your own adsense ads and masses of relevant content.