I do this with uBlock Origin. It is easy and I'd say less impactful than blocking third party domain (de-CNAMEd) CDNs by default (that I also do). Some sites

I do this with uBlock Origin. It is easy and I'd say less impactful than blocking third party domain (de-CNAMEd) CDNs by default (that I also do). Some sites just don't show anything without javascript, though, so it works best if you are often willing to just ignore those sites (not common but not all that uncommon either).