Earlier quoted context omitted.
The history of that entire fiasco is quite comprehensivly summarized at https://phil.tech/2013/wtf-is-t-paamayim-nekudotayim/ .
What a childish rant that blog post is though...
If PHP support has to handle the same stupid question about the meaning of a very unnecessary term that's confusing people and causing more support requests than anything else... then it made sense to change it.
I'm glad I read the blog post; it clears up a LOT of thoughts I had about the error... calling it childish seems off. Maybe you had a dog in the fight at some point?