469
Milkshake rule
(sh.itjust.works)
Be sure to follow the rule before you head out.
Rule: You must post before you leave.
Still, you're not getting it. The commenter is speaking from the perspective of the type of person who would do this. They are doing so to mock that type of person. If you give the commenter the benefit of the doubt, assuming that they are not on the side of the rightwing psychopaths they are explicitly criticizing, then it makes sense.