Are Hoaxes and Scams Killing Testimonials?

As I was “stumbling” through some websites this weekend, I came across one called infomercialscams.com. That got me thinking about the e-mail hoaxes that litter our inboxes on a regular basis, many coming from well-intentioned, blind faith friends and family forwarding them happily along.
I am a skeptical guy by nature, and I tend to [...]