[charcircuit]

That's not what the article is saying from my reading of it. It thinks "rolling on the floor laughing" is a new exaggerated phenomenon despite ROFL being used the same way for decades.

[thih9]

IMHO it’s still just that: early emoji use was literal and later use got more [nail polish emoji].

Not sure why ROFL is relevant, a typical emoji user is likely unfamiliar with internet slang.