It is all about user system control. They want to deny the control of some parts of the system to the user, and that as much as possible. The worst case is vi

It is all about user system control. They want to deny the control of some parts of the system to the user, and that as much as possible. The worst case is video game consoles. Here, it is related to the "web", namely via ultra-huge complexity and size of web engines (with their SDK) with obfuscation of script code.