Is it more likely thinking of use-cases for the device instead of the other way around? With new technology, some people make out that they cannot possibly live

Is it more likely thinking of use-cases for the device instead of the other way around? With new technology, some people make out that they cannot possibly live without it and give a list of scenarios where they would use it, but in reality do they really have those scenarios particularly when the novelty of a new material device has worn off?