anywhere. so we have this story. it ics ma us think that, well, all of this credit is this brave new world. we are living in this brave new world of virtual money where there is cashless transitions. it is sort of unnavigated territory. it is not knew. virtual credit money is the original form of money. that s what people did in mesopotamia. they didn t weigh out pieces of silver but put things on the tabs and had interest fluctuating interest rates. you make the argument in the book that the reason we invent writing essentially is to keep track of who owes who what? exactly. the thought that credit bubbles are not new and debt hangovers are not new is a really profound one. it does feel like we are living through this crisis. we had this great graph that we spent half of yesterday tracking down. the data is hard to find. it showed us household debt to gdp ratio.