An excellent take on why Yu Darvish's stuff isn't quite translating into the expected results using velo charts and heat maps.
"This is the repertoire of a guy who should miss a lot of bats. And yet, after three starts, Darvish just isn’t fooling anyone. 333 pitches into his big league career, and opposing batters have made contact on 81.6% of the pitches he’s thrown. Major League average for a starting pitcher in 2012 is 81.7%.
The main reason appears to be directly related to..."