It's the drugs, the sycophants, and the power.

He's completely lost touch and has gone full megalomaniac.

"Oh, yes, chief, creating a giant bowl of cheese is so original, you're a genius", a sycophant.

"God. I'm a god", Musk.

"Yes, chief, you're a god", a sycophant.

"I'm so amazing that people think I'm a god", musk.

I think there's a touch of cognitive decline happening, too. Or like a serious brain injury.