> By "EU and US govs mandating it as the only default browser" I assume you mean for government employees and not for the entire populace Yes, for their own go

> By "EU and US govs mandating it as the only default browser" I assume you mean for government employees and not for the entire populace Yes, for their own gov pcs not the people in general. > and they will then install an add-on which also blocks the ads that Firefox whitelists You are the third commenter I had to explain this to, so maybe my fault in not making this clear but there is no need for that, the whitelist is just a default "moderare" adblock setting which you can change to "aggressive" to block everything. And exisiting adblockers will continue to work if you prefer them. This is similar to how you can set your search engine to duckduckgo but google pays a fortune to be the default.