This article is part of our Collette Calls series.
Simply put, it's a matter of when, not if, for the DH to be a universal rule. I would be surprised if it did not happen in the next labor negotiation with a tradeoff of going to 26-man rosters given how teams are using pitching these days. Then again, they may implement a rule where it is 26, but teams have to carry 13 hitters and 13 pitchers.
Back on topic; the "Times Through the Order Penalty" is a real thing. As a whole, a pitcher does worse each progressive time through a batting order.