When you have several different type of computer (1 fixed, transportable and 1 netbook 1), with multiple users in the home, and available able to move from one computer to another depending on individual needs, then it is essential to be able store its data in one fixed location and accessible from every computer. Every external hard drive connected to Iconnect receives a letter (Y, Z ...) as a corporate network. In addition, rapid backup of a drive on the other with the button (possible even if all ordis are off) is very convenient