First off - single topic would have been enough.
Second, I hardly think you were scammed as both the Dev and the plugin (amongst others from the same Dev) are well known around the Community, I'm personally using three of those (including TV Show Themes).
You can post on official plugin thread:
Also, I would just be patient a bit, you should eventually receive reply on your PM as well.
Additionaly, you can send an email to:
payments@ballingtons.com
And do check your Spam folder first.
@radeon