A fiber optic connector assembly includes a connector and a carrier. The lighting system includes energy efficient lighting technology for replacing old lighting technology in a building. Also disclosed are a series of methods of manufacturing semiconductor devices incorporating semiconductor fins having this dual construction and incorporating various combinations of insulating materials such as silicon dioxide andor silicon nitride for forming shallow trench isolation structures between adjacent semiconductor fins. If the encrypted value from the received credential matches the encrypted value computed by the secure server, that server grants access to the assistance service for the mobile device. Numerous other aspects are disclosed.