[Ban Draoi Marbh Draoi]

The reason for the change is that there are those who do not want to acknowledge the One Who is the reference point.

And for your pet peeve... BCE(Before Common Era) and CE (Common Era.)

Ridiculous isn’t it?

[Pajamajan]

"BCE(Before Common Era) and CE(Common Era.)"

"Ridiculous isn't it"

Yes.

[Slyfox]

Yes, it is ridiculous. I can imagine a Founding Father like Benjamin Franklin reading a modern book and staring at the page and asking “What the hell!”