Indeed #Bookofwhy gives Neyman an honorary mention as a pioneer of the revolution. However, his counterfactual subscripts are not events but indices of treatments. Thus they cannot be related to nonexperimental data. (See Rubin's Fisher Lecture) The first formal connection
to data was made by Sewal Wright in 1920, and that is why a whole chapter is devoted to him. Rubin and Rosenbaum also made this connection in 1983, through the consistency rule Y=x Y_1+ (1-x)Y_0 and, of course, the PO framework is part of the revolution. But, let us examine
....examine what replaces P in the PO framework, so we can articulate and answer causal questions. The revolution is defined by the result of this examination. Why resist the title "revolution"?. Can't your students do today ten times more than anyone could two decades ago?