BLM is a group that exists to call attention to the ways that American society structurally devalues the lives of African Americans, most significantly by stubbornly assuming that African Americans killed by police officers (and by their surrogates, such as homeowners patrolling their property with firearms) represent justifiable homicides.

It is not primarily an economic justice movement and cannot therefore reasonably be attacked on the grounds you're attempting to attack it on.

This is, obviously, a tangent not relevant to article. 'danso was drawing an illustrative parallel, between the (implied) "All Lives Matter" rebuttal to Black Lives Matter, to "where's the men-only event" rebuttal to women-in-tech initiatives.