Comment by LargoLasskhyfv

What's so special about it?

The USA did similar.

https://en.wikipedia.org/wiki/The_Men_Who_Stare_at_Goats

https://en.wikipedia.org/wiki/Stargate_Project

It was 'en vogue' at the time.

I still have the https://en.wikipedia.org/wiki/Beat_(acoustics)#Binaural_beat...

https://en.wikipedia.org/wiki/Robert_Monroe#Hemi-Sync stuff from TMI and listen to it, from time to time ;-)

Maybe it's considered a superweapon and restricted by

https://en.wikipedia.org/wiki/Born_secret &

https://en.wikipedia.org/wiki/Invention_Secrecy_Act

with all the surrounding PsyOps and disinformation which surround those?

(Aharr Harr Harr!)