“But right now, I think the 49ers are guilty of feeling too comfortable about Bosa, too serene about his commitment to stay in shape while away from the team, too complacent about Bosa’s desire to be with his teammates and take another deep postseason run and too relaxed about their best player’s near- and long-term future. They rightly weren’t worried about Bosa’s work ethic, but I think that, in their minds, took the pressure off of the mid-August negotiations, which, it turns out, needed the pressure.