One idea to solve things...keep meat in original packaging until the meat (and cut) has been inspected by a meat inspector. The meat inspector should also have some background in "meat". I guess there's no way to completely avoid someone from swapping out meat, but it might help.
[B]Swinestone Cowboys BBQ Team[/B]
FEC-100, REC TEC Grill, WSM 22.5", UDS, KCBS CBJ #54829