&gt; I would worry about this precise location data to be marketed or used for anything except maybe law enforcement, and I also wonder why it is stored at all. If it is stored because of data retention regulations, and the provider wants to market this data, even if anonymized, I would see that as a problem, because other parts of society would start to expect, and depend on, such data to be available, perpetuating this data retention.<p>Already happening in the US. As said in another comment, airsage is one such company.