I wanted to know what what is the difference between these two models? I know that the My cloud is newer but it seems like they both do the same thing.
http://www.amazon.com/Personal-Cloud-Storage-Share-Photos/dp/B00439GMJ2/ref=sr_1_2?ie=UTF8&qid=1385673143&sr=8-2&keywords=WD+My+Book+Live+2TB+Personal+Cloud+Storage
http://www.amazon.com/Cloud-2TB-Personal-Storage-WDBCTL0020HWT-NESN/dp/B00EVVGAFI/ref=sr_1_1?ie=UTF8&qid=1385673143&sr=8-1&keywords=WD+My+Book+Live+2TB+Personal+Cloud+Storage
http://www.amazon.com/Personal-Cloud-Storage-Share-Photos/dp/B00439GMJ2/ref=sr_1_2?ie=UTF8&qid=1385673143&sr=8-2&keywords=WD+My+Book+Live+2TB+Personal+Cloud+Storage
http://www.amazon.com/Cloud-2TB-Personal-Storage-WDBCTL0020HWT-NESN/dp/B00EVVGAFI/ref=sr_1_1?ie=UTF8&qid=1385673143&sr=8-1&keywords=WD+My+Book+Live+2TB+Personal+Cloud+Storage