the democratic process. the best protection we have - against all of those attempts today makes massive use of ai. even those at the cutting edge of ai research have been surprised at how quickly the technology has evolved. i could not have expected that we would progress as quickly towards human—level ai a few years ago. i wish i had been paying more attention to the questions of loss of control. but now that i do, i feel a responsibility to explain my understanding of what can go wrong. the future of artificial intelligence is no longerjust in the hands of the godfathers. when it comes to the infamous existential crisis letter, a couple of very senior colleagues of yours signed it. what do you think of that letter?