A season after instant replay met the NFL, the Pac-10 is trying out high definition instant replay equipment from XOS Replay Systems during Thursday's USC vs. Oregon State game. The reason for the scoreboard packing higher res than the replay hood? After investing six figures in SD equipment four years ago, colleges are reluctant to spend the money all over again, but the All Things Trojan blog reports Oregon State's larger-than-normal replay room will give officials a chance to check SD & HD systems side by side, at which time the choice should become clear. Now, about that call during the Washington/BYU game...