FoB quiz: In the second part of the 4-part BioCentury video in http://biocenturytv.com/fullplayer.aspx#/BC+Show+74%3A+FDA%27s+Plan+for+Biosimilars/BioCentury+02.19.12+-+[2]+Deferring/608459720001/1455225667001/1460402234001 , Dr. Rachel Sherman of the FDA contradicts herself. Q: What is the contradiction?