and from beijing, einartangen, who's a seniorfellow at the taihe institute. also on the show, i'm going to hear from the big boss of hologic. it's the health care company that found a way to make a difference at the height of the pandemic. wherever you'rejoining me from around the world, once again, a big hello and a warm welcome to the show. what does it take to get your smartphone from the drawing board to your pocket? well, of course, oodles of ingenuity and billions of dollars in research and development, and that's before the raw materials are even stitched together in the right order to build your device. and it's only possible because of our interconnected world. you know, an iphone sold in the us or europe might be designed in california and built in india using semiconductors made in taiwan from raw materials provided by china. so if any link in that supply chain breaks, it sets up big problems for the rest of the chain. and that's true for smartphones, as it is for pcs, and especially in battery production for those electric vehicles we're buying mo