my friend joel garo, the author of edge city, former reporter with the washington post, went to the designers of the metro system and said why didn't you build a station or two at tyson's corner. we said we didn't think there would be any development there. we thought everybody would go downtown. isn't that the way cities have been. joe, who knows more about cities, knows that's not the way cities have always been. it's an artifact of the railroad. you know, technology of a rather small point in time, 1880, 1920. they just missed. now they're trying to build station there at huge expense and the -- you know, will we spend an extra $200 million dollar -- to put it aboveground or underground. una fathomable things. the soviet system. planners get things wrong. you know, it never works very well. and this is, i guess it comes out later which in some ways tocqueville is anticipating that market is the wisdom of -- distills the wisdom of crowds into a set of decisions which on average perform much better than any central planner can perform. because a central planner can never know as many things