The world got enamored with smartphones and tablets, but what's interesting is those devices don't do everything that needs to be done. Three-D printing, virtual-reality computing, robotics are all controlled by PCs.

Dell will participate in tablets and all sorts of client devices. Our main business is helping our customers secure, protect their data and access it from any device they want to.

There are many different kinds of PCs. You have fixed, virtual, tablets, notebooks, ultrabooks, desktops, workstations. What you find in commercial PCs, business PCs, is that there's a really long tail of usage on client devices.

These devices are not necessarily substitutes to the PC, but complementary. You can't find a Palm Pilot user who doesn't have a PC,

The interesting thing about cloud computing is that we've redefined cloud computing to include everything that we already do.

In this new world, with smartphones and tablets and cloud computing, things are moving around fast.