AT&T and eft received 350 surveys from supply chain and transportation companies and found that "Organizations are becoming more sophisticated in their visibility requirements, looking beyond location checks for near real-time information on temperature, security, vibration and other environmental conditions that are critical to maintaining the quality of goods from departure to destination." Does anyone have an example of using the "Internet of Things" at their facility? Either in process control or with an MES? What challenges were encountered during implementation? What were the business results?