Tom and Don tackle the impossible task of spotting market bubbles in real time, leaning on insights from Jason Zweigand Eugene Fama to argue that if bubbles were truly predictable, they wouldn’t exist. They discuss soaring semiconductor and AI-related stocks, speculative manias from tulips to SPACs to Bitcoin, and why diversification and disciplined rebalancing beat emotional market timing every time. Listener questions cover tax-loss harvesting and wash sales involving VT, VTI, and VXUS ETFs...