Some reports[0] paint this as something Trump announced and that the US Government is heavily involved with but the announcement only mentions private sector (and lead by Japan's Softbank at that). Is the US also putting in money? How much control of the venture is private vs public here?

0. https://www.thewrap.com/trump-open-ai-oracle-stargate-ai-inf...

1. https://www.cbsnews.com/news/trump-announces-private-sector-...