Here is a great video from JESS3 explaining the exponential growth of cloud computing. As the cloud continues to evolve and grow in popularity, we will begin to see some great applications of this service in the worlds of distance learning and online education.
According to Wikipedia, "Cloud computing is Internet-based computing, whereby shared resources, software, and information are provided to computers and other devices on demand, as with the electricity grid." With that being said, computing via the cloud is and will continue to be a big part in the delivery of distance learning platforms.
Check out the video below.