-- zynga?uest: they have been driving more margin expansion in the stock has been doing well because of that. relative to activision, they've been out arming. emily: so it is all about star wars. thank you so much for joining us. time now for our latest "bloomberg west series, filing hearing the census looking at the technology on the frontier of medical science. today, we're looking at the technology behind stephen hawking and how it is helping him communicate. mr. hawking: medicine has not been able to cure me, so i allow -- i rely on technology. emily: that technology he relies on has recently gotten an upgrade. tasks that used to take three or four minutes now take around 10 seconds. intel has been working with hawking for decades and the latest upgrade was over two years in the making. >> we completely changed the way he is interfacing with these systems. based on whatever he happens he doing, we would surface the most logical things he would want to do for emily: that applies to his text

-- zynga?: they have been driving >> they have been doing well compared to the social players. they have been driving more margin expansion in the stock has been doing well because of that. emily: so it is all about star wars. neil, thank you so much for joining us. it is time now for our latest bloomberg west series -- bioengineering: the census. looking at the technology on the frontier of medical science. today, we're looking at the technology behind stephen hawking and how it is helping him communicate. dr. hawking: medicine has not been able to cure me, so i allow -- i rely on technology to help me communicate and live. emily: the system stephen hawking relies on has recently gotten an upgrade. tasks that used to take three or four minutes now take around 10 seconds. intel has been working with hawking for decades and the latest upgrade was over two years in the making. >> we completely changed the way he is interfacing with these aspects of the system. to have them not rely on the mouse.

joining me now, the manager at sprinkler, who helps brands like dell, zynga, designing your advertisingtrategy. we have got brand targeting and david kirkpatrick, the author of "the facebook effect." first i want to bring in julie hyman, our senior markets correspondent who has been digging through the numbers. everyone seems to zero again on the spending number and the fact that user engagement seems to be relatively flat. julie: the effects that we have seen in after-hours trading is interesting. you can see it on the chart behind me. the intraday moving and the after-hours, there was a hit down by about 6%. right now we are down by 2%. the stock is coming back to some extent and it seems that spending is one of the focuses. it is interesting that the daily active user number that you were talking about was such a marginal miss, but even mind that the stock has performed very well this year, up 24% going into the room or, trading near a record. versus twitter where expectations were very low, you have got high hopes going into this facebook report. one of the other numbers i wanted to

for more on the week ahead, here -- desenga.o zynga china is still slowing.here is question about that 7% gdp growth rate. how are you feeling about it? richard: it's definitely better. you can argue about whether seven is the reality or not, but what we can say is that in the last three or four months, policy has shifted to a very easy stance which is being enhanced by the recent polls in the equity market. we know that the china credit market has been very stable and rallied a bit further the last couple of months. the market which has a lot of international participation should be giving a pretty good signals. fiscal revenue has been ok. that is usually not ok in an economy that is going south. indicateose things may that the number is around seven. that's good enough for me. angie: do you think it is good enough to prop up the floor for commodities? we saw commodity prices continued to plummet, forcing the bank of canada last week to cut. and the commodity currencies here that are so dependent on china? the commodity story, clearly it is still in play. ca

1999 the end of 2000 euros there is an effervescence and facebook and all the others -- we remember zyngahree years ago, but it is not 1999 this time around. these are elevated bumbling-like but real businesses, aren't they? tony: real businesses, real earnings, real valuations. there can be some exceptions in the biotech arena. but in a very different way than 1999 and 2000, you have an inverted yield curve, credit shutdown back then. you have to shut down the credit and shutdown economic activity. tom: this is a cripple point. if you and i did not know in 2000, 2001 that the profit turned off -- remember that? tony: i remember. we have been onset, and i have been as negative as i am positive. it all comes down to and a lever to economy when it all comes down to companies getting credit and household unicredit, when that credit shutdown, it is over. vonnie: are you saying avoid momentum stocks? tony: no. this has always my second half story to us. you have to have a real acceleration -- tom: you warble daily here. you have been cautious. tony: i have been cautious here you have to do it