Saifedean has a good podcast on this subject. It is worth a listen. Police who can be replaced for performing terribly do better jobs according to some of this information.
One of those investments is Bond, an app that provides licensed bodyguards at the click of a button. Doron Kempel, the founder of Bond, is a former member of Israeli special forces who has pitched his company in the past as a way for customers to “order a bodyguard as easily as they might order dinner online.”
https://www.leefang.com/p/billionaire-funding-abolish-the-police
Discussion
So when do we get rid of the FBI
When we have the largest employer on the planet as The United States Federal Government they will have many competing organizations within ensuring that the $Fiat proof of work is fulfilled.
When human beings stop using Fiat the FBI and all other spook organized Fiat miners will disappear.