With Privacy Badger, uBlock Origin, DuckDuckGo Privacy Essentials and Firefox' Tracking Protection available, there's little reason to keep using Ghostery (and Adblock Plus as well, FWIW).
I also recommend Decentraleyes, Smart Referer, First Party Isolation and Facebook Container. Plus of course HTTPS Everywhere.
It's hard for me to imagine productive browsing without most of those addons now.
That's what the Web is like these days, unfortunately. Browsing with JS enabled on my Nokia N900 with 256MB RAM is mostly impossible, even though it should be much more than enough to display most of the content. We nerds with our heavily configured browsers often overlook that, but regular folks have to live with it.
I also recommend Decentraleyes, Smart Referer, First Party Isolation and Facebook Container. Plus of course HTTPS Everywhere.
It's hard for me to imagine productive browsing without most of those addons now.