Good investments are about sustainability, which according to the article are easier to achieve on offense since “great” defense requires a degree of luck: turnovers, sacks, defensive touchdowns. Great offenses have a tendency toward pragmatism. Offenses act, defenses react. An offense that can play down hill owns a defense. Look what NE has done in the playoffs. Down hill ball, backed by quality defense. Balance, but consistently driven by a franchise QB and a coach who knows how to exploit weaknesses.