The action is breathless and non-stop in “Ready Player One,” both in the virtual reality and the reality reality, but wallowing in ‘80s nostalgia is only so much fun for so long—even if you’re a child of the era (as I am)—and it only really works when it serves to further the narrative. Steven Spielberg would seem to be the ideal director for such a thorough (and overlong) trip down memory lane. This is, after all, the decade he helped define, asserting himself as one of our greatest and most influential filmmakers. But this adventure is ultimately empty. My mixed review, at RogerEbert.com,