i've been working on tech issues at facebook a party that was like enough to work for steve hadley. my question is that digital sovereignty. sovereign today has required a a digital dimension and we see that with china. also seems like the eu has its own digital sovereignty agenda in certain ways like with gdpr, it's great that it is empowering individuals to decide how a a company uses its data but some voices in the eu are calling for boulder antitrust policies while other critics interpret this as erecting trade barriers against a large -- [inaudible] outcomes of this are really encouraging, the giving eu ambitions how will the u.s. work effectively with the eu on a potential multilateral tech policy framework when our approaches to data governments arcana different and also at the time when we don't have a federal framework ourselves and we're trying to build stronger alliances to counter china? and how much does the eu dependence on china in the market inhibit progress on cooperation? thanks. >> thanks. that's a big set of questions, and as he could manage of the interagency pr