Weakest Book Disclaimer Ever?

Scott French's 1990 book is titled High-Tech Harassment: How to Get Even with Anyone Anytime.

As someone who's written a few disclaimers in my time, what I especially love is the book's jacket copy:

See that? Although this is the ultimate revenge book and it's designed to push anybody over the edge, remember: This is for "information purposes only." Don't actually USE any of this stuff, okay? (Via.)