The combined 14 pitchers was basically planned. Some teams now drop one or two starters from their five-man rotation when they get to the playoffs, and with a rainout earlier in the series these teams lost the off day for travel after Game 5. They would have played four straight days if the series went to seven games, so the managers were forced to plan their pitching rotations differently. Some managers have decided — probably correctly — that they’re better off using a committee of pitchers in a game instead of their #5 starter or their #1 or #2 starter on short rest.
Networks must love it, gives them time to run many extra commercials.
Post Season playoff games already add 30 additional seconds compared to regular season games between innings to get more commercials in. Jumps to 60 extra seconds in WS.