Iridium blames such failings on the customer.
They aren't trained to use it properly. It means the investors have limited liability, particularly for the debts of the company. The board members may be personaly liable for some portion of the debt. The technology sucks, is too expensive, doesn't live up to the marketing hype. SNS thinks they outsourced their marketing and distribution and that's driving the problems, but it's always easy to point to outsiders to blame the other guy for flagging sales.