…the data collected by the instrument had to pass any scrutiny thrown its way, and the collected data had to be traceable to a given instrument so that if its calibration is incorrect, its data can be selectively excluded without poisoning the entire dataset. Radiation monitoring is a politically sensitive subject, and certain parties have interests to manipulate the data one way or the other to promote their views with the public. Ad-hoc data collection networks suffer from the possibility that their efforts can be discredited by institutions with big budgets who find that the readings represent an inconvenient truth.