-  No one over eleven believes it's working.
AB 681 is a weak law, dedicated to ensuring more "discretion" for judges in cases involving ending spousal support which should be obvious to anyone.

AB 681 began with teeth.  But then, legislators.

History   AB 681
A reminder.  "Abuse of Discretion" is often cited in Appeals.
All laws have lobbyists.   No matter the language, check to see who supports it.