Here is an interesting description of the iCloud as Apple‘s Steve Jobs describes his personal computing environment at the time— back in 1997. Watch WWDC ’97 keynote below: fast forward to 00:14:00 if you wish.
“I have computers at Apple, at NeXT, at Pixar and at home. I walk up to any of them and log in as myself, it goes over the network and finds my home directory on the server and… I’ve got my stuff wherever I am…â€
“…we were able to take all of our personal data, our home directories we call them, off of our local machines and put them on a server, and the software made that completely transparent…â€
“…so in the last seven years, do you know how many times I have lost any personal data? Zero. Do you know how many times I have backed up my computer? Zero.â€