Schrodinger's plus frame

A fighting game terminology regarding if a certain attack is considered plus or negative, it is until consistently punished on block or players realizing that it is punishable on a block then it is considered a negative attack. Otherwise, It will still be considered a plus frame attack unless proven otherwise.

(Person 2 is losing to person 3 in a fighting game)
Person 1: Dude, you know that's punishable on block right?
Person 2: It is?
Person 3: No it's not don't listen to him :)
Person 2: Wait so you're telling me all this time I played this game thinking that attack was unpunishable?!
Person 1: A real big case of Schrodinger's plus frame huh?