Someone else noted this on a different forum. I had totally missed it. S3XY CARS*
*Models S, 3, X, Y, Plus Cybertruck, ATV, Roadster, Semi
I don't know if the ATV is actually officially called ATV, so I am dubious if that entire thing was the joke. But At least the S3XY part was intentional.
If you tweet it to Elon, and he sees it, he will name it so... Unless he's secretly working on a Tesla Aircraft.
You got it wrong. Remember, Elon Musk is a multiple divorcee.
It's: CY XS ARSE