so we did the next best thing and rationalize that it's a good thing. >> but according to kurzweil there will soon be a way to circumvent death. >> there's some salmon. >> and the key to mortality lies in technology. >> medicine has undergone a grand transformation enabled by the genome project to where it is now an information technology. information technology grows exponentially. and that's quite radical. this is several billion times more powerful than the computers i used when i was an undergraduate. this amount of computation will be the size of a blood cell in the 2030s. it will be a billion times more powerful and 100,000 times smaller in 25 years. that's the radical implication. >> so there will be little robots swimming in our bodies? >> right. little computerized device