There is star power, or at least director power, in Steven Spielberg’s “Ready Player One” and Stephen Soderbergh’s “Unsane”.  Spielberg’s “Ready One” is about a futuristic world where people use virtual reality software to escape the desolation that surrounds them. An orphaned teenager discovers clues to a hidden game within the program. In Soderbergh’s “Unsane”, a woman pursued by a stalker is hospitalized as her fears dominate her life; once inside, she fears her stalker is in the facility where she is being treated.