Cloudy days for computing are here, it's a good thing.

Individuals to mulitnational corporations can now simply tap into the "cloud" to get all the things they used to have to supply and maintain themselves. This will save some companies millions and make others billions.

I have read that in a memo that Bill Gates wrote to his engineers he warned that this form of computing could wipe out the 200 billion business empire he'd spent his life building. And some say this spooked him into early retirement. The following is the best explanation of what this is all about.
Cloud Computing