Absolutely love it! This extension allows you to easily get a feel for how your privacy is treated and by extension how you're treated as a customer whenever you visit a site. Unsurprisingly, it doesn't paint a pretty picture for most large companies. If you haven't checked them out, they have other solid privacy recommendations.

This add-on is recommended by PrivacyTools.io and they have many other great privacy suggestions as well. Check them out if you want to be safer online. :)