Have you ever looked at the other major CMS in our industry?
MAS (
http://mansionproductions.com/mas/) is out there since 2003 when both Carma and Elevated-X did not exist; created by the company who made the first affiliate management software with cascading billing
MPA3
Both programs have powered thousands of sites and have been constantly improving through the years, also praised by numerous awards.
You may check what some of our current customers have to say about MAS:
http://mansionproductions.com/mas/testimonials.html
If you are interested, fill in the contact form on the site, or shoot me an email to ross [at] mansionproductions.com and I will give you access to the online demo, references to sites etc.