Tor Browser on both Linux/Gnome and Android. I believe I get not only the benefits of ad-blocking and anti-tracking measures but also IP-obfuscation through the Tor network. Sure, there are sites that won’t serve content to the Tor network, but screw them!
This gets a bit messy. Here’s a python code snippet that gives you some idea what I’m up to with my Debian/Gnome desktop:
In other words, in place of your browser invocation, you want a script that applies the -new-tab option to the browser invocation and you have to correct a bunch of Gnome configs, symlinks, and MimeTypes to get that to stick.