Following Up On Jose Quintana

We’re onto another day without baseball as the All-Star Break comes to an end, and I’ve got another update on an offseason piece. As happenstance would have it this time around, it’s on the recently traded Jose Quintana. Back in December I wrote about Quintana’s rather distinct excellence, while also finding that there might yet be another way for him to improve: throw more front-door two-seamers. He’d gotten nearly 60% strikes when doing it in 2016. The front-door two-seamer is a thing of beauty. It’s crafty and layered. It can freeze a hitter or generate weak contact. It’s a pitch…