I wasted a lot of years working on my writing and very grandly saying, 'And now... My Novel!,' which would soon be reduced to a short story, then to a paragraph.
Menstruation not only carries with it the connotation of a productive system that has failed to produce; it also carries the idea of production gone awry, making products of no use, not to specification, unsalable, wasted, scrap.
In part, slacktivism is what happens when the energy of otherwise dedicated activists is wasted on approaches that are less effective than the alternatives.