I ditched my first attempted replay four games into the season and started over. The main problem I had was which pitchers to bring in as relievers -- especially as I had no idea when available pitchers would start next (I am using historical lineups with historical starters). So I was sometimes apt to bring in as a reliever someone who might start in the next couple days, and when he did start - even if the system said he was OK - he usually got bombed.
Other problems were lack...