Further in the next revision of the Nordic Ecolabel criteria for computers there are going to be considerations as to how and whether to incorporate requirements or restrictions to the use of rare metals, which is included in the European Commission's list. One of the large challenges with recycling of rare earth metals and other critical materials are that it is often not profitable as they are found in very small quantities and complex systems277 making it an even more important issue to target through legislation. Dematerialisation can be the integration of different function into one product such as the smart phone which now includes several functions such as a calendar, an alarm clock, a camera, and a music player to name a few. Or it could be the shift from a product to a service like from the external hard disk to online services such as Dropbox and Share files.