Cal women’s swimming head coach Teri McKeever takes a look back at the technological strides like underwater cameras, electronic timing and advances in swimsuit material, that have been made in the years since she was an athlete participating in the sport. Tune in to the next “Pac-12 Playlist” on Friday, March. 1 at 9 p.m. PT/ 10 p.m. MT on Pac-12 Network.