I mostly fare well with uMatrix and a ruleset that starts with * * * block * * css allow #(or "* 1st-party css allow" for the more paranoid) * 1st-party

I mostly fare well with uMatrix and a ruleset that starts with * * * block * * css allow #(or "* 1st-party css allow" for the more paranoid) * 1st-party image allow This will unfuck BI as well (and breaks many sites, use exceptions if necessary).