Cristiano Ronaldo is a world superstar. Alongside Lionel Messi, his footballing excellence defines the modern era of a sport that continues to evolve at a ridiculous rate.
At the age of 28, it's fair to assume Ronaldo is at his peak. However, even with his mastery, Ronaldo's success can still be improved in a number of important areas.
Risking the wrath of the gods, I dare you to read on and consider the imperfections of Ronaldo's game.