It's a matter of whether this project will provide bug fixes, will continue to exist next month and whether the company will end up scrambling to replace it. No CTO cares about (very) questionable "improvements". They care about if it works and will continue to work.
Sorry, as someone who has been involved in many of these decisions, I don't think you understand how any of this actually works in the real world.
Sorry, as someone who has been involved in many of these decisions, I don't think you understand how any of this actually works in the real world.