They might not be a native English speaker. In my language (Norwegian), the word for “billion” is “milliard”. I think that’s also the case in German.

Everyone must submit to the CSS box model!

Yes, I saw that. But it is obviously meant to be an analogy for how Facebook is a website famously made in America by an American.

Ah, yes! The 3 billion Americans on Facebook!

And why would you make that assumption? The internet has no borders, so it doesn’t really matter where or by whom something is made. Especially if the language is English, which has somewhere between 1.5 and 2 billion speakers worldwide.

With the increasing abundance of electric vehicles people are getting used to (k)Wh as the unit for battery size. It would make sense to use the same unit for smaller electronics as well, IMO.

Yeah, did you not watch the documentary?