the sites you visit that track you via FB Is this unique to Facebook? I'll grant that FB is really good at it, but who isn't trying to track you, to sell your

the sites you visit that track you via FB Is this unique to Facebook? I'll grant that FB is really good at it, but who isn't trying to track you, to sell your info, to target ads to you? If you use a smartphone, a web browser, supermarket loyalty program, etc., is there a way around this?