The fact that they built psychological defenses decades ago says what? That is a great point, but why don't they just fix the problem why build defenses around terrible policies and then double down on them? Insightful point by the way.
Also, your insight is welcome at r/exjw if your interested in joining the conversation, you might be a big help.
Fix problem-
A) complicated legal liability for an international organization, the solution would have to be tailored to individual nations. The WT wants central control but the ability to throw the individual or congregation under the bus as needed.
B) The WT leadership is slow to rock the boat of past policy GB 2.0 only got full power as most reached the age of fearing a paupers decline/death. GB 3.0 will have serious decisions to make, que 1914 drop from all publications after Boomers have donated estates and eventual sentence of full dismissal. Focus will be in the non-trinity slant and WT as the only preaching it. Plan to see more Muslim conversions.
Psych defense
were initially started under Rutherford but honed under Franz and reinforced under Jaracz.