New online formats gutted the newspaper-ad business. Why pore over tiny print looking for a job in the want ads when you can tap a few keywords into monster.com, then click through and apply? Why pay a steep per-character rate for a classified when you can hawk a whole garage full of used stuff on EBay or Craigslist for free?
Nathan MyhrvoldA blowtorch is a wonderful thing. You can get one of those for about 25 bucks at Home Depot. And there's a ton of things that you can use a blowtorch for, in browning a steak or touching up the browning of a chicken or making creme brulee.
Nathan MyhrvoldMost estimates of the mortality risk posed by asteroid impacts put it at about the same risk as flying in a commercial airliner. However, you have to remember that this is like the entire human race riding the plane - it is one of the few risks that really could wipe us all out.
Nathan MyhrvoldUltimately, my Ph.D. is in mathematical physics, focusing on quantum field theory and curved space-time, and I worked with Stephen Hawking.
Nathan MyhrvoldSuppose that every prospective parent in the world stopped having children naturally, and instead produced clones of themselves. What would the world be like in another 20 or 30 years? The answer is: much like today. Cloning would only copy the genetic aspects of people who are already here.
Nathan Myhrvold