emily: a conversation with ww ceo mindy grossman. that does it for this edition of "best of bloomberg technology." we will bring you the latest in tech throughout the week. we are live streaming on twitter. check us out @technology. we sure to follow our global breaking news network on twitter. have a wonderful holiday. this is bloomberg. ♪ >> coming up on "bloomberg best," the stories that shaped the week in business around world. equity investors find few reasons to be thankful as global stocks suffer through a selloff. >> this is a final captiulation for tech. >> i do think there is something approaching an old-fashioned growth scare. >> misconduct charges take down a legendary auto executive. relations between the u.s. oand and china get chillier.

emily: our conversation with ww ceo mindy grossman. nasa is planning a safety review of boeing and spacex, the companies it has hired to fly astronauts to the international space station, according to a report from the washington post. the move was prompted by elon musk smoking marijuana and drinking whiskey on a podcast, which reportedly rankled top officials at nasa. the review would involve a month-long assessment and hundreds of interviews to assess workplace culture at both companies. that does it for this edition of "bloomberg technology." we are live streaming on twitter. you can check us out @technology and follow our global breaking news network tictoc on twitter. i am emily chang in san francisco. this is bloomberg. ♪ [ phone rings ] what?! ready for christmas? no, it's way too early to be annoyed by christmas. you just need some holiday spirit! that's it! this feud just went mobile. with xfinity xfi you get the best wifi experience at home. and with xfinity mobile, you get the best wireless coverage for your phone. ...you'

we spoke with ceo mindy grossman. mindy: there are so many avenues of work that are happening right now. again, if you just look at the last year, we launched freestyle, which is the best efficacious most program, in the company's history for eating. we launched fit points 2.0, which took the science similar to what we do in nutrition, and used it for customize activity. we are integrating active audio fitness within our app. we integrated headspace for content. very excited about our rewards program that has been working for almost a year. it launched four weeks ago. it does not reward you for spending money. it rewards you for everything you do on behalf of your health and nutrition. you win, wellness wins. we are seeing an increase in 20% of nutrition tracking and 80% of activity tracking. and then connect communities just launched in canada. it will be rolling out to the rest of the world. and that is for people to find and inform. so we have a whole universe of activations that not only will happen between now an

emily: a conversation with ww ceo mindy grossman. that does it for this edition of "best of bloomberg technology." we will bring you the latest in tech throughout the week. we are live streaming on twitter. check us out at technology. we sure to follow our global breaking news network on twitter. have a wonderful holiday. this is bloomberg. ♪ [ phone rings ] what?! ready for christmas? no, it's way too early to be annoyed by christmas. you just need some holiday spirit! that's it! this feud just went mobile. with xfinity xfi you get the best wifi experience at home. and with xfinity mobile, you get the best wireless coverage for your phone. ...you're about to find out! you don't even know where i live... hello! see the grinch in theaters by saying "get grinch tickets" into your xfinity x1 voice remote. a guy just dropped this off. he-he-he-he. ♪ >> scarlet: this is "bloomberg etf iq." i'm scarlet fu, this is where we focus on the assets, risks and rewards of exchange traded funds. ♪ nowhere to hide with stocks in selloff mode a

emily: a conversation with ww ceo mindy grossman. that does it for this edition of best of bloomberg technology. we will bring you the latest in tech throughout the week. we are live streaming on twitter. be sure to follow are gloating -- global breaking news network. have a wonderful holiday. this is bloomberg. ♪ >> the following is a paid program. the opinions and views expressed do not reflect bloomberg lp, its affiliates, or its employees. >> the following is a paid advertisement from time life. robin: my name is robin williams. >> hold onto your hat. robin: for those of you on acid, this is a frisbee. >> the time has come for an epic entertainment event. it's mind blowing, it's jaw-dropping, and most of all. >> it is genius. >> genius. >> comedic genius. >> time life proudly presents a once-in-a-lifetime collection in the making. robin williams, comic genius.