However, it is not yet entirely clear how economically viable these technologies are, and major issues of financial and regulatory responsibilities need to be resolved. The use of new technologies in transport systems can provide secure and timely delivery of tangible assets to and from remote areas. The average diesel truck costs an estimated 30 times more than a drone, per mile.223 The e-commerce company Amazon is leasing 20 aircraft to handle its own deliveries and is offering 30-minute delivery through drones under its Prime Air project.