In my post Controlling computers, I wrote about Jeff Han, whose team has created a mindboggling new prototype for a computer interface. Now, at TED, you can see Jeff show the interface and explain a bit how it works.
This is what our kids will be using.
Look at the way he zooms in and out of the map application. Now remove the map and insert your sound editing app of choice. ProTools. Final Cut Pro. Soundtrack Pro. Audicity.
Now, zoom in and out by moving your fingers outwards on the screen, cut out a piece by pinching it and lifting your hand. Wow. My Wacom tablet almost got 50 years older just by thinking about this.