I'm not sure if the discount code was secret or not, it was definitely a webinar related code, so I'm sure they know who was there. I doubt it matters, but they were very thorough in asking not to give webinar links out for the actual webinar, so I probably just transferred that paranoia over to the discount code
He did an example very close to the trouble photo I have, so now I think I can probably make it do even my toughest photo without too much trouble. It'll probably take me 10 minutes to get it done, versus the normal 1 minute