Micron has reportedly secured significant contracts, potentially worth hundreds of billions of dollars, which may indicate a shift in the memory market and reveal a bottleneck in ai development. The company's stock has surged following the announcement of these deals, with some outlets suggesting that silicon wafers or other factors could become the next bottleneck. The exact details and implications of Micron's contracts are unclear, but they appear to be reshaping the memory economics and prompting a response from rivals.