Who is falling short within the Flyers' long-term plan after 25 games? A look at the early disappointments

The Philadelphia Flyers aren't lacking for positive developments over the season's first 25 games. From high-priced veterans beginning to outperform contracts once viewed as risky organizational bets, to young players taking what appear to be big developmental steps forward, there are plenty of reasons for optimism in Flyers World.
But the pessimists aren't lacking for fuel, either.
Many of the team's younger players do not appear to be in the midst of major improvements or full-fledged breakouts. Instead -- at least thus far -- their development has stagnated, or even regressed. For a club openly depending upon their early-to-mid 20s players to give them an internal boost while they clean u...