Biggest News aggregator with 200 million news articles | vimarsana.com
technology can and will fix humanity's problems. should we believe him? dave friedberg, in san francisco, welcome to hardtalk. yeah, thanks for... thanks for coming by. it's a real pleasure to be here. you describe yourself as an "extreme optimist" when it comes to we humans, and our ability to overcome the most fundamental challenges we face. what do you base that optimism on? well, i think history's a good predictor. so historically, humans have... ..found themselves facing existential threat, right, it started when we were roaming the savannah looking for food, and then, we realised we could engineer the earth and make food. and that was the dawn of agriculture. and every time humans