Investing in the ‘AI Mafia’: Why the Bricks Always Beat the Brains

Most retail investors are currently obsessed with “The Brains”—the semiconductor companies like Nvidia or AMD. They see the sky-high margins and assume that because AI needs chips, chips are the best way to play the trend.

But sophisticated investors know that a chip without power is just an expensive piece of silicon. The real leverage in the AI revolution isn’t found in a cleanroom in Taiwan; it’s found in the dirt, the diesel, and the copper. It’s found with the “AI Mafia”: Caterpillar (CAT) and EMCOR (EME).