Julia Boorstin: Jenny Just. One of the first women to trade in the Chicago Options Exchange floor when there wasn't even a women's restroom in 1997. She co-founded Peak6 with one and a half million dollars.Today it's a multi billion dollar FinTech giant, supporting companies including Robinhood, SoFi and Betterment and employing twice as many female fund managers as the industry average. Now she's teaching a million women poker in the skills that come with it, courage, risk taking and getting to the table. ...

Well, I think that the the unproductive bubbles I would describe as financial fads. Portfolio insurance was one, subprime mortgages was another. Just, you know, financial activities that become fashionable, zoom into popularity, get overhyped and then recede.But then there are bubbles which are based on technological progress, starting with the steam engine, the railroad, the radio, the automobile, computers, internet, etc.. And these actually push society ahead and change it irreversibly. But in the proces ...