The rename to X is different because it is Musk trying to make "fetch" happen. He convinced himself in the late 90s that "X" would be the ultimate website name despite a mountain of user feedback that it would, in fact, not be the ultimate website name. He's had a hyperfixation on it ever since. Now he's the richest man in the world after 20 years of artificially-low interest rates and incestuous relationships on Silicon Valley corporate boards, and no one will tell him it was a shit idea lest they lose their jobs or connections or because they've gotten as poisoned on the kool-aid as he is.
Feel free to use Mandarin inflections if you wish.
(Consignia was the name the Royal Mail (the UK Post Office) briefly, bafflingly adopted in 2001. Everyone completely ignored this, and they quietly changed it back a year or so later. The early noughties were _weird_.)
Like... no, dickhead, I don't care how much money you spent on the company. It's Twitter.
Renaming things is dumb, and it's time someone fell on a sword for doing it. Apparently the Sears Tower wasn't enough of a warning.