in davos, the crowds have gone with him. and wherever the cameras have been, the president has been pleased to oblige. i hope we re going to bring back many billions of dollars into the us. i think that ll happen. it s already happening. but billions of dollars is coming back into the us, and i think that willjust continue. how much today? how much? probably a lot. and that was the theme of his speech. america first, yes, but an america welcoming the world. i will always put america first, just like the leaders of other countries should put their country first also. but america first does not mean america alone. when the united states grows, so does the world. but at the end of a week in which the us imposed extra charges on some imported goods from china, he played down talk of a trade war. nevertheless, there was a warning. we cannot have free and open trade if some countries exploit the system at the expense of others. we support free trade, but it needs to be fair, and it
mecca for technology innovators and aficionados. a destination where the cult of geek reigns supreme. everyone‘s got that billion dollar idea here and everyone wants to save the world. the ethos of nothing s impossible runs in the veins and twitter feeds of every twentysomething zuckerberg wannabe. now silicon valley is taking on life s biggest challenge, death. dave lee has been looking at how silicon valley is trying to help us all live longer. this will be my last mealfor 36 hours. like a growing number of people in silicon valley, i m about to try fasting, something some here believe could contribute to extending our lifespan. my advice to you, just sleep in really late so you don t have to deal with it! kristen brown is a biotechnology journalist. she tells me living longer is becoming something of an obsession for many techies. we tend to see people notjust being in their body as a machine but talking about it metaphorically as a machine. are they actually making any