A MarketWatch analysis finds that the financial benefits of AI data center buildouts flow to large technology companies while electricity customers bear the cost of grid upgrades and increased demand. Utilities across multiple states have filed for rate increases tied directly to data center load growth, shifting infrastructure costs onto residential and commercial ratepayers. The Pennsylvania PUC advanced a measure earlier this week aimed at shielding ratepayers from data center-related costs, reflecting growing regulatory attention to the issue. The MarketWatch piece adds to a pattern of coverage examining who pays for the power infrastructure that AI expansion requires.