Reengineering is also Innovation Reengineering
Products that have become too complex to manageme, services and SILO’s that’s just patched and patched and finally makes no sense or outright crazy to manage.
These are all cases for re-engineering.
Re-engineering happens to be effective adaptive word for systems re innovation, a simple example can be found in the banking systems. They are doing essentially the same thing, but operating more efficiently. That’s one of the goals of re-engineering.