LAS VEGAS — It could have been a scene straight out of a yet-to-be-written dystopian basketball novel: Bob Myers, the Philadelphia 76ers’ chief executive, seated next to super agent Rich Paul on the set of Paul’s video podcast, stating the case for Philadelphia to land Paul’s client, the most attractive NBA free agent in the summer of 2026, LeBron James. It was the latest, strangest turn in another league-business-stopping, edge-cutting free agency for James.