he was moved around his rookie year in training camp learning 2 positions. they had no idea about his consistency at the beginning of training camp. they were even doing some of it this year with awuzie.
http://www.star-telegram.com/sports/article30360600.html
august 2015
Jones has already lined up at multiple positions in camp, getting most of his work at cornerback and being used in the nickel and dime packages. He has also seen time at free safety. And let’s not forget Jones’ special teams duties.
http://www.5pointsblue.com/rookie-byron-jones-jumps-at-opportunity-no-matter-how-high/
Oct 2015
As if that reality wasn’t enough on his plate,
Jones arrived all smiles at Valley Ranch
to be told he needed to learn the cornerback and safety position, as well as the challenging role covering tight ends in dime sets.
“
I knew coming in, that was going to be my job description,” Jones said. “For me, it was trying to understand the defense in its entirety in multiple positions. I like it; it’s a good challenge. Gotta study extra to know what corner, safety and dime position is doing. It’s a great challenge.”