Please see the never-ending “Alternate Ending to ‘Big’?” thread for more on how the passage of time can mess with memories, even memories that people are absolutely bloody certain are accurate. I’m sorry, but even if you think you remember well a twenty-year-old clip from a random TV newscast, you may not, in fact, remember all the details.
It’s not that people don’t necessarily believe you saw it on TV, it’s that (as I figure you are well aware by this point) the standard for proof on the SDMB is typically that you provide actual links to the information that you have seen or read, if at all possible.
In retrospect, given what your “evidence” is, it probably would have been better to title your thread “Do OTC Self-Defense Sprays Work?”, and word your OP like, “I remember seeing on TV, years ago…was that accurate? Have things changed since then?”
Instead, you worded your OP as a flat-out statement: