Here is his mother denying it: https://twitter.com/mayemusk/status/1654983542336520192
Here is Elon's story: https://twitter.com/elonmusk/status/1654971702571331584
Here's a video of Elon back in the day on CNN talking about sleeping on the floor and buying his first expensive car with the money he was making from x.com and Justine Musk saying she fears they will become spoiled brats: https://www.youtube.com/watch?v=s9mczdODqzo
So who to believe?