[Paladin2]

"There’s a big difference between a private company gathering publicly available data about you, and the government tracking your every move with GPS. "

Not really. More a difference of degree.

[Boogieman]

No, it’s more than a difference of degree. The Constitutional protections which are imposed on the Federal government don’t apply to private businesses at all. So, there are not really any civil liberties issues when it comes to private companies doing these things.