We also agree with reviewers that it's an ideal situation to use built-in services only when needed and turn them off when not needed. Therefore, in Korea, it is legally required to be used only when necessary. Ministry of Land, Infrastructure and Transport(Korea): “…… But the scope of data collected will be kept to minimum and a due procedure should be followed in acquiring the data.
(pg14) “such services should be flexibly used only during a national crisis and removed when the service is no longer needed.” Is this likely to happen? Are there concrete examples of such systems being built and operated, then just turned off? Who would oppose turning them off? (I’d imagine many stakeholders) 3)