Guest question from Raghuvansh Ramaswamy. Thanks saar!

Term X was coined by 1, who also provided the first example of it. Later examples came from the other three people shown, among a whole lot of others. ID X and 1 and explain what X means. (Optionally, you can id all the four junta)

3 and 4

Hint: Click on 2 and observe closely. He was(is) very famous because of this.

Went Uncracked.