Now let me widen this out a bit.
Yall know who the best spys are?
The Garbage man, the Postman, the Pastor
All the folks that you blab to without thinking
This country is not thinking
Very interesting and valid point.
Years ago (I forget where...maybe it was here?) I read about some GIs who went back to Vietnam long after the war was over, and they met up with their former associates. Somehow it turned out that the top VC informant in the area was...the local barber, that all the GIs went to.