That's nonsense, have you read the specs? It's nothing more than current just/css popovers. I think you are mistaken with popups.
Nobody reads passed titles.
Why did the titles pass?
I’m sorry. If I could fix the typo, I would.
If any click outside of the ad dismisses it, it'd be much more user friendly than many current implementations. I guess advertisers will stay with current solutions where you have to find a tiny x to close the ad.