Jackie MacMullan: What should we expect from LeBron James this season? Another season filled with intrigue and drama. Let's be honest: He can't help it! Perhaps there will be veiled passive-aggressive tweets. Maybe his physical response to a game gone awry will include a tell. Either way, it won't take much guesswork to figure out how LeBron feels about the Lakers' season, because he'll let us know. Has any other athlete ever used social media so effectively? James transformed Taco Tuesday into a national phenomenon, and then he had the good sense to attempt to trademark it.He invites us into his world on his terms, whether it's sharing a glimpse of his punishing workouts in the gym or endearing clips of his sons playing basketball in the yard before the sun comes up. These windows into his soul have enhanced his standing as one of the most popular players in NBA history. There's nothing more confounding for elite athletes to confront than their own mortality. Le