This is a great article i think some of you will be interested in.
http://www.fastcompany.com/magazine/131/have-a-solid-holiday.html?page=0,0
On Christmas morning, or soon thereafter, your laptop will go silent. So will your family's video camera. The quiet will spread worldwide. In Delhi, the huge data centers that store your customers' information will fall into an electronic hush. Even your TiVo will go mute. There will be no more flywheels. No more fans. No more hard-drive platters spinning for data, gorging on electricity, and clattering to an apocalyptic stop whenever the power goes out. Because moving parts are dead. The new state of our union will be: solid.
http://www.fastcompany.com/magazine/131/have-a-solid-holiday.html?page=0,0