While much ink has been spilled regarding Microsoft's (NASDAQ:MSFT) release of Windows 8.1, the latest version of the operating system is targeting more than fixes to existing problems. Through a new feature called "smart search," users will be given search results from both the Internet and the local machine. This is significant for the company, because it will allow Bing ads to be returned as well, giving the company the ability to target search terms even more precisely.

In the following video, Fool.com contributor Doug Ehrman discusses the ramifications of this new feature for both users and the company, as well as why investors should care.