<p>Can caveman-simple trading rules still work in today’s markets? Brent Penfold says yes. In this interview, he reveals why old strategy rules remain powerful, why portfolio-level thinking is the real edge, and how diversification and discipline create timeless success.Brent talks about trading patterns in a range of 30 futures markets, deploying 20 strategies diversified across mean reversion and trend following principles. I write an article inspired by each podcast which are full of my insights and practical tips. Check them out on the website: https://www.thealgorithmicadvantage.comLinks for Quant Strats conference in London on the 14th-15th October 2025:</p><p>https://www.alphaevents.com/events-quantstratsuk </p><p>--- 10% off using ALGOADVANTAGE10</p>