please, ind kate if there's a question right over here, please. please, just state your name and affiliation andoff to the races. >> you've talked about the human element, mostly internally. how do you breed a user base that's security awae. users are the best testersment they love breie breaking things. how do you go about that. >> i would say that we do try to raise awareness. i take a very conservative approach at how effective education can with for use others. we tried to have as much safe and secure by default as possible, as we've described. for that, i think chrome tries to be opinion nated. >> it's backed by google. if the use erp tries to navigate to that, if they actually were to load it, maybe there would be a social engineering attack. with safe browsing, we can tell that. i think we do try to make the software as opinionated a possible to make it so people don't encounter those threats in 2 first place. maybe just to add to that point, technology companies are really starting to fine tune the kind of investigation that we're pro vied