The needs of AI where the energy to power a city the size of Manhattan is needed leaves America short of meeting such supply with renewable solar, wind and natural gas. Nuclear had become dormant as the cost of natural gas and solar produced energy declined. With increasing need for clean energy the Biden administration considered reviving nuclear energy and included funds for this in its legislation. In the last year Constellation which owns the Three Mile Plant in decommissioning status changed its plans under CEO Dominguez after attending AI meetings realizing that this was an opportunity. Dominguez had research done to match energy projects in the US with the demand including AI data centers to be convinced it made sense to invest, and meetings with Governor Shapiro. It is moving forward with $1.6 billion investment after a deal with Microsoft for energy from Three Mile Nuclear plant, delivery in 2028, at $115 per megawatt hour. It costs $142 per megawatt hour for new nuclear energy construction. State and federal regulatory approvals are needed, and the risk of underestimating the cost of restoring nuclear at decommissioned plants are high. ...