I don't mind him speaking out.
I do mind his body language on the court, his terrible play so far, and the fact he feels a need to talk every day. We're 4 games in, shut your pie hole and step your game up.
Lead by example, a good example. Not by turning the ball over in crucial spots than complaining to reporters post game about the 'team'. You're getting 10 M per. Figure your role out, and lead. Quit whining.