Years now, anon. It's a huge amount of noise, bigoted nonsense, and ridiculous theories, interspersed with a few nuggets of wisdom and legitimate research.
There's very little "comms" going on, as it pertains to "hidden messages in plain sight" via steganography or other method.
So, we're painting a big target on the supposedly "hidden in plain sight" encrypted or obfuscated messages? Sounds like a downgrade from the CIA system that got our CIA officers in China whacked earlier this decade.
HURRR DURRR WE DONT HAVE SECRET ADVANCED WEAPONS IN AMERICA! THOSE TRILLIONS DIDNT FUND SECRET TECH. WE R SKURRED NOW!