I was listening to MLB.RADIO yesterday morning and one of the commentators was talking about when he worked as an intern for the Pirates under Syd Thrift. Allegedly, Thrift commissioned a study to determine how long the human brain took to “re-set” or adjust after seeing a 97 MPH fastball followed by a 89 MPH slider. Well, not actually that exact pitch sequence, but he wanted to determine how long it took a batter to adjust from the last pitch to the next pitch.
I have no clue how long this study lasted or how scientific it might have been, but the result of the study was “12 Seconds.