I often wonder why Hypercard had to die.
It was because Jobs wanted the Computer to be an Appliance. A thing only used in prescribed ways.
Letting people build their own tools means letting people control their own destiny.
If I can make what I want, or if someone else can make what they want, and then I can take it apart and improve it, why would I pay for an upgrade? Why would I pay you to build something that doesn't meet my needs?