Not so simple - even closed source stuff can be cloned by observing its behavior. https://simonwillison.net/2026/Feb/7/software-factory/ https://simonwillison.

Not so simple - even closed source stuff can be cloned by observing its behavior. https://simonwillison.net/2026/Feb/7/software-factory/ https://simonwillison.net/2026/Feb/7/software-factory/