As with most pieces of surveillance, it&#x27;s that there&#x27;s a cost difference.<p>To find out where I am, you&#x27;d currently need to have me tailed. The cost involved gives me a reasonable degree of privacy in my estimation. You&#x27;d need to have some kind of reasonable cause, and assets, and need to think there was something in monitoring my movements worth spending for.<p>If it costs you $5 to pull up a complete driving history, you can surveil 1,000 people for the same cost, and go for a fishing trip. See if anyone moderately wealthy has been in a bad part of town, etc