This is a fascinating replay from the Corbett Report in 2010 discussing symbols hidden in plain sight.
You may not want to even believe it. Includes comments about Hollywood, Disney, corporations, politicians, music industry, etc. A surprising bit of wisdom at the very end about people.
FLASHBACK: FREEMAN FLY ON SIGNS, SYMBOLS AND SIGILS (2010)
If this topic interests you, there's a lot more available to dive deeper into the subject.