It's very hard to get rid of old standards.
"The past is never dead. It's not even past"
Of course there's an incredibly long tail here, but in the big picture, "nobody except some people maintaining a few legacy systems ever need to learn to work with this protocol anymore" is practically the same thing.
Of course there's an incredibly long tail here, but in the big picture, "nobody except some people maintaining a few legacy systems ever need to learn to work with this protocol anymore" is practically the same thing.