Notice that the author's use of the term confidentiality agreement was enclosed in parenthesis.
No one (not even the author) thinks it's an enforceable contract.
The language was chosen to maximize the response of readers - consider yourself maximized.
"The language was chosen to maximize the response of readers - consider yourself maximized."
Gosh, if I've already been "maximized", if I put the word out on the Internet, d'you think that half of my Spam e-mail will go away, since they'd no I have no need for their product?