There’s a play about this, the name escapes me, but it’s a “quantum” love story: two people meet and at each step options present; the catch is the possibility

There’s a play about this, the name escapes me, but it’s a “quantum” love story: two people meet and at each step options present; the catch is the possibility tree doesn’t converge (one character had a midlife disease, which only happened in some of the branches). It was absolutely fantastic. Just tremendous. Think it played in New York, Dallas and New York at a minimum.