June 25 is the 35th anniversary of the 1982 Ridley Scott-directed “Blade Runner,” one of the all-time science-fiction classics. The long-planned sequel, “Blade Runner 2049,” starring Ryan Gosling, opens in October; earlier this year, director Denis Villeneuve told Variety’s “Playback” podcast that he felt a lot of pressure working on “the most risky project” of...