Everton largely improved well over the summer, despite having to take a step or two backwards before they could then move forward. Kevin Thelwell, the chief orchestrator behind the business they undertook, has been well aware of the challenges faced ever since his appointment. The director of football knew what he was getting into when he took the job, and must be admired for his shrewd work in the face of such adversity. However, that does not mean he is not immune to criticism, with one glaring deficiency left within the squad even after the window has slammed shut. Everton fail in late bid …