As a developer of real life messy code (as opposed to unreal life?), I have never found ignoring CS to be beneficial; and on the other hand, deciding in advance

As a developer of real life messy code (as opposed to unreal life?), I have never found ignoring CS to be beneficial; and on the other hand, deciding in advance that CS is not helpful is hubristic: you never know when theoretical insight will become actionable. On the other hand, who wouldn’t be curious? Like someone who purports to enjoy fast cars but has no interest in understanding internal combustion or electric engines?