> Which is an advantage from an anti-tracking perspective Depends. It makes it harder for someone outside your ISP to track you, but it makes it easier for you

> Which is an advantage from an anti-tracking perspective Depends. It makes it harder for someone outside your ISP to track you, but it makes it easier for your ISP to track you, and harder for them to justify not keeping logs of where you've connected to (since that data is necessary for their CGNAT system to work).