Servers never crash, applications run flawlessly, disks never fill up, and viruses cease to exist. Even user-error ceases to exist, because The Cloud won't let it.
IT Manager: "Don't sweat it, man...we're moving TO THE CLOUD. Pretty soon we'll bring lawn-chairs to work and spend our work-week beatin' Asian kids at online poker."
User: "Wait...can The Cloud really fix all that? What about our broken app and all the viruses?"
Manager: "Never. Doubt. The Cloud."
User: "Well the marketing material does say even a monkey can do it. Step 1: Move to The Cloud. Step 2: Make it Rain on 'dem Hoes."
In other words, a catch phrase that people will start using when they realise they don't need to store music or movies onto their ipod or PC.