ROFL, Trout.
That was a good one.
Just a point of history: Many many (not to be confused with Manuel's "manny") moons ago ... Back when there was a pit and corporations could not be clearing members .... even of the NYSE ....
On trade confirmations (they used to be printed on paper and sent via U.S. Mail), there was a line, towards the bottom of the page, wherein it stated that you could make request to see who took the other side of your trade.
My oh my how times change.