Martin Samuel Needs an Assistant to Count Up to 20

Martin Samuel reckons Man Utd can retain the Champions League this season. Fair enough. But then he said this,

"United could not take a chance on going another season without a 20-goal striker and Berbatov seems perfect for them. Even the best teams cannot stand still."

Number of EPL seasons in which Berbatov has scored 20 goals: 0
Is Berbatov a proven 20-goal striker?