> Unfortunately, I am wary of browser plug-ins and have no good way to build a trust model with the 12 different plug-ins this behavior would require. This is the fault of firefox and the bad decisions they continue to make.

I see so many people paranoid about browser extensions and I really don't see the point. It's like any other software. If you trust the author, install it. If you don't trust the author, check the source code, install it (ideally from source), disable automatic updates and subscribe to the changelog. Is this any different from any other thing you install on your device?