While some industries are slow to accept change, Silicon Valley produces it at a frantic pace. What’s in use one day can become a relic of the past in no time. Look at your cell phone—chances are just a few years ago, yours was much larger and possibly unable to connect to the Internet. Now it seems nearly everybody is wired everywhere they go, and the devices are razor thin as well.
 
While desktop computers and laptops are still in use, the latest trend is toward mobile computing—logging on to the Internet and using apps on smart ...