All those companies are sitting on literally hundreds of billions of dollars in cash. If they need this so badly, let them build the connection and other infrastructure.
They want to build the data centres right now, but the power companies and other energy suppliers are booked solid for 5+ years out.
Money or not, you can't just click your fingers and instantly get regulatory approval, or spin up a facility to build parts that only a handful of places have ever figured out how to mass-manufacture.
Gas turbine blades are especially difficult, but batteries and panels are not far behind. There are a surprisingly small number of shops capable of making power switching gear and transformers too.
