The $1 million gap is not a large amount for them, but it shows how strong they are and how likely they are to pursue the wealth written there. Initially, Elon was too confident in joining the government, whose goal was, of course, to gain power to make his business even bigger. but unexpectedly, he did not share the same vision and mission as Trump, and the coalition remains a question mark to this day, certainly causing him to lose out because he is not focused on his business.
On the other hand, Larry Ellison gained tremendous momentum in the era of AI and Big Data, which are now the cornerstones of AI performance. Cloud Services & Licensing became the largest source of revenue in the sector he was involved in, providing him with revenue that increased his wealth to the point where he was officially listed as one of the richest people.
It will go back and forth between these two with all the stocks from each of the companies that Elon holds from Tesla to SpaceX.
Oracle having so much influence in AI has been the major reason why Ellison has been able to make such gains on Musk's title as world's richest person.
They have partnered with Amazon and OpenAI so this is what will make the difference in the long term.
Bloomberg did a video on how he became the world's richest person for a day:
How Larry Ellison (Briefly) Became the World’s Richest Personhttps://www.youtube.com/watch?v=ZNb4YkLXNuQ