About the video: We hear about social networking, cloud computing, the iPhone and new ad models to support these trends all the time. But less talked about is how they all play off one another. Jonathan Yarmis studies "disruptive technology" for AMR Research and thinks these are the four most life changing movements happening in tech today.

Yarmis was in town this week to deliver a keynote, and he swung by Tech Ticker to tell me how these four "pillars" of innovation are changing the Web and how businesses can benefit.