"Why do you believe that paying for a product makes it secure?"
What the OP said was If you are not paying for a guaranteed, security based, purpose built piece of software
It's the bit's which you missed out that should give some degree of confidence about security. It may still fail, of course, but being paid for with a guarantee gives the purchaser some degree of come-back that might persuade the vendor to do their est to make it so.
Biting the hand that feeds IT
