. >> right most of us are anonymous maybe it makes sense for ducker berg. >> if you are a spy or somethings more sense. you also have to worry about the camera in the phone you are sitting out there. that's sitting out there if you have a post-it on the webcam but if you feel comfortable with it, do it. there's no harm. >> what about progress when it comes to passwords, when it comes to thumb prints, facial recognition, what is the best and what should you hope for >> the problem is everyone has to have so many passwords that they end up reusing the same password. >> don't do that, right? >> do not do that. for years i resisted and for years i had to break down and go i have to have a yu neck password for everything. >> especially for money sites. >> if you have one that is ends up on have i been owned which is a website you can check yourself again. if there are credentials, a bad actor will put it up against a lot of web sites, and if they get a big hit that's a problem you can use password manager, some people like them and don't. generally they're secure. >> some people write them down