The winning team comes up an with idea, it becomes IP of Teralogix who are then sued by a patent troll for infringement. The current state of affairs..
I think addiction has less to do with the 'drug' and more to do with the person. Be it heroin, pain killers, sex, gambling, smoking, or alcohol segments of society are able to use these in a way that does not interfere with their own life or those of people around them.
There are also people who use these as a means of escape or have limited coping resources. It is not that the cigarette is bad, or the pain killer is bad, or sex is bad.
In saying that, having a methadone dispensary four doors down from where I am sitting, I see first hand the obvious effects of drug addiction and how people struggle to escape it's grasp.
Attempt to make contact with every single person that cancelled. Catalog their concerns, there will be patterns. This that aren't glaringly obvious to you but are visible to the customer. Address those concerns with existing customers to stem the flow. Adjust. Rinse. Repeat.
Oh good yet more comments about why PHP is trash and how your intelligence and social status are dictated by what language you are using. I almost don't click on posts about programming languages any more. Yet here i am, commenting..
I remember hacking the Novell netware setup at my school, and being surprised to see how poor all of the teachers passwords were. Almost all were children's names or street names. And the system admins super password? The name of a well known department store :)
Used to love winamp, it was the only think used to play media. Until it got so bloated. Imagine it had a simple, clean interface and loaded lightning fast. I would never use anything else.