Over the past few decades, Microsoft has advertised its products using a variety of tactics: employee anecdotes, celebrity endorsements, humorous parodies and poignant nostalgia.
The latest software, Windows 8, officially launched Thursday. And Microsoft will certainly produce plenty of ads to follow.
In the meantime, let's take a look back at some of the company's most memorable moments in advertising. Something tells us Steve Ballmer is no longer bragging about the Windows "clock feature."