From the dot-com boom to today’s AI frenzy, bubbles follow a familiar script. This episode explores how to recognize them, what sustains them, and how to position your portfolio without getting swept up in the hype. Topics covered:How U.S. stock markets are the most concentrated and most expensive of all timeWhat constitutes a bubble and what sustains itHow to invest during a bubbleChanges David recently made in his portfolio in response to the AI bubble Sponsor LinkedIn Jobs – Use this link to post your job for free on LinkedIn Jobs Insiders Guide Email Newsletter Get our free Investors' Checklist when you sign up for the free Money for the Rest of Us email newsletter Our Premium Products Asset Camp Money for the Rest of Us Plus Show Notes I'm Changing How I Manage My Money Because of AI by Hank Green—YouTube % S&P 500 share of top 10 companies by market cap %—Apollo Academy Charted: S&P 500 Market Concentration Over 145 Years by Kayla Zhu—Visual Capitalist AI’s Moment and Insights from Themes Past by Anil Rao—MSCI How Pimco Outmaneuvered Apollo and KKR to Win $29 Billion Meta Deal by Carmen Arroyo and Laura Benitez—Bloomberg How to invest in a stock market bubble by Stuart Kirk—The Financial Times Bubble, Bubble, Toil and Trouble by Rob Arnott, Bradford Cornell, and Shane Shepherd—Research Affiliates Related Episodes 535: Six Principles for Thriving Under Uncertainty and How Big Tech Is Doing the Opposite  503: U.S. Stocks Have Never Been This Overhyped or Expensive 500: The S&P 500 Index and the Decade Ahead 365: Why Some Asset Bubbles Don’t Burst See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.