i look at what goes on with teams working in san francisco stuff, the minute for example i saw the esri data that has tons of economics and social behavior behind t i realized sometimes you come together and work on something, and lacking that stuff you make assumptions, you make things up. you don't have a rich set of data. the fact there is a place to turn either because it's free or you can go pay for it, but it's kind of normalized and available i think just speeds things up, reduces redundancy and that's going to be the thing that leads it a real burst of innovation and value both financial value for developers, but also civic value for where we live and clearly we're at the very beginning of that. and i think san francisco has been pushing ahead and that's why it's exciting. >> i'm going to give you a chance to talk about his experience in a second. first i'll open it up for questions from the audience in just a second. think of anything you want to ask our many panelists up here. all san franciscans. i'll give the panel to ask each other questions if they want. talk about your ex