That's called a listicle, a very lazy form of journalism, all too common these days. These "shocking secrets" are generally rehashed and copied from other similar articles:
19 Secrets From Flight Staff That Reveal Shocking Truths About Flying. #2 Is HORRIFYING - Dose - Your Daily Dose of Amazing
Shocking facts airlines don?t want you to know
50 Secrets Your Pilot Won't Tell You
I think this particular statement originates from the US where regional carriers carry the branding of the major airlines, but use their own lesser paid staff.