Oracle founder Larry Ellison said the Stargate project, a joint venture with OpenAI and Softbank, will help to fuel the development of a cancer vaccine.

US tech titans Elon Musk, Mark Zuckerberg and Jeff Bezos are taking a prominent place in the new Trump era, but another player from another era -- Oracle boss Larry Ellison -- is making a surprise return.

He previously floated a joint venture, saying that the US should be entitled to half of the app.