ratchet effect, n.All

Ratchet effect (n.) works ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠through standstill and rollback: no new nonconforming laws, and old ones repealed — interpretation always by the powerful.