Hmmm, that is a feast and famine business. If you can afford to survive the famine part untill the current slump is over, I suspect that a lot of people are going to bail out before it's done with. That would mean that she will be in a great position because she will have some experience by then and not much competition in a newly booming market.
Also, don't forget that some very clever people made fortunes picking up the pieces during the 1930's depression.