Micron Technology stands at the center of AI chip mania, transforming from its biggest-ever loss three years ago to becoming the sixth-most profitable U.S. stock. The memory chip manufacturer benefits from runaway AI demand and soaring prices for its high-bandwidth memory chips. Investors who once doubted the company now anticipate Micron will generate nearly $100 billion in the next year, exceeding Meta's earnings as AI adoption accelerates.

The chip industry has always experienced boom-and-bust cycles, yet investors repeatedly assume "this time is different" with AI. Memory chip makers like Micron, Samsung, and SK Hynix ride current enthusiasm despite historical patterns suggesting eventual oversupply. The current frenzy resembles past tech bubbles where extraordinary profits precede inevitable corrections and market adjustments.

Micron's dramatic turnaround creates both opportunity and risk for investors. The company's valuation now hinges entirely on sustaining AI-fueled growth in a notoriously volatile sector. History suggests the current boom will eventually normalize, leaving those who buy at peak valuations vulnerable to the chip industry's inevitable cyclicality and potential downturn.