have you to be there but there are going to be rammicss, things will be written they helped develop a technetic in china to get around iphone privacy issues i don't know if you the want to comment on that then you also developed your own way to sort of monitor consumer behavior and maybe won't feed to do that anymore. but that was written about in sort of a kind of a negative tilt >> well, we need to have a one-to-one relationship with consumers around the world, where they choose to enter into that relationship in a manner and fashion that they choose to interact with us that allows us to serve them hospital mali, efficiently, effectively for them and so that's a intierd outcome, again, one that's welcomed by consumers. >> do you also, john, think that things are going to loosen up in terms of the supply chain and it's transitory? what are you factoring into your twoed on three-year expectations will we expect any shelves to be downright bare again i know christmas can be a problem. are we on the other side of these disruptions at this point? >> i'd say there is still a ways to go for the mark