Seems to be an Internet fancy, but says so much about those not being Supersessionist in post WW2 society and its implication/ramification in the churches teaching and popular belief.
For practical theology, as defined as a anti-intellectual Protestant. Wesleyan-Arminian against Calvinist and Lutheran displacement in the proper order. Wielding the synergy and free~will against brethren of differing piety. Only a four point Arminian though. I do declare that God in His righteousness may badly behave as defined by humanity.