Perhaps the title should be "Get Ready for Limitless Domain Names! ...Assuming You Have Limitless Cash"?

$100,000 to half a million per name, says the article. Yeah, I'm not getting one of those any time soon.

100k to 500k per TLD, not name, right?

Correct, for custom toplevel domains.

I suggest we call them vanity TLDs.

(I Googled it and it returned results. I thought I was being original :().