What about the cybersecurity aspect of bespoke software?
A cybersecurity research company can now spend a small fortune on finding zero days in iOS because of the amount of people that use it. It basically guarantees there will be clients like government agencies willing to pay through the nose for the exploits.
Software made for one might disrupt this business model.
Software made for one, made by LLMs which regurgitate the average of existing tools, are going to have more security issues, not less.