Sunk cost fallacy: they invested time, effort and their reputation on the "smart solution", its going against the consensus. There is no point optimizing overe

Sunk cost fallacy: they invested time, effort and their reputation on the "smart solution", its going against the consensus. There is no point optimizing overengineered stuff, it will be simplified to that closed-form equation on its own, and the company will gain some technical know-how managing that system to implement advanced ML analytics.