This add on discriminates against intersex and half of the trans community which is the antithesis of its stated goal.
For instance there's a noticeable portion of flagged blogs on Tumblr that have a had to make a pinned post clarifying that, no they aren't a terf, they're trans men and/or intersex. That is grounds for alienation as far as the creator of this extension is concerned. Either you stand with every queer person or you are against every queer person, this author fails to grasp that simple concept.
You have to make your own decisions, you have to pay attention, you can't trust the color of a hyperlink to hold your hand and tell you who is safe and who isn't.