Defensive backs are in high demand in college football and the NFL level due to all the intricate offensives which spread players out looking to work matches. So teams need multiple guys who can cover and employ their sub-packages when time to abandon those base looks.
Hence, the days where all the long agile skill recruits played offense are gone as players are moving to the other side of the ball where there is more of a need.
Ten years ago, Chayce Chalmers wold likely have been a receiver as he stands 6-1 and 195 pounds with athleticism.