President Donald Trump has said he would be open to Tesla CEO Elon Musk or Oracle chairman Larry Ellison buying TikTok as part of a joint venture with the

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

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.