they're like oppenheimers. this is the way to do business, you know? it's just like this. and where do you fit in this little pattern? that's the whole point. that that symbolism, this business does not allow for your hand to get involved. anybody else? questions, please. >> quick question. i've recently been reading about the great depression, and i'm just curious, i don't know how much a student of history you are, but those who don't study history are doomed to repeat it. how much of this stuff resonates or makes sense compare today what happened in the great depression? were there any lessons that should have been learned then or subsequently that we didn't learn that sort of contributed to -- or ignored that contribute today the most recent downturn? >> yes, and we're doing it again. the great depression was a subject of criminal behavior, insider trading, um, what they call pump and dump. pump and dump, by the way, is what they do to you, for instance, when you have an initial public offering. linkedin just went to do an initial public offering. they say come on in,