Misunderstood, miscommunicated, and mostly ineffective, Middlesex’s new welcome booth has created more problems than it has solved. When the new welcome booth appeared at Middlesex’s entrance this fall, confusion spread fast among students. Was it a security measure? A response to rising national concerns about school safety? Or simply a logistical checkpoint for deliveries? No one seemed to know, because the school never clearly said. In the absence of communication, speculation filled the…