Earlier quoted context omitted.
> What I'm looking for is a user-facing, user-friendly structure that A) Does only what the user wants to do eg. load site B) Explicitly does NOTHING else eg run javascripts for cryptocurrency. https://chrome.google.com/webstore/detail/umatrix/ogfcmafjal...
Wish there was open-source browser that did this, with SecureBrowser*tm concept in my above post to automate this. This is a step in the right direction and does satisfy the 2 basic requirements I listed for more security, thanks for sharing!
uBlock works on Firefox too. Can't get more open shots than that.