The predatory publishing sector is harmful to the researchers that it scams, to the journalists that it deludes, and to the general public that it misinforms. It is dangerous for public health, sometimes promoting dubious practices and toxic products that it will present as innocuous or curative. Science and people would suffer greatly from its expansion. Here you can publicly give your opinion about ethics in the scientific publishing sector.
You can express your point of view or ask for more details about the Atropic Effect that I theorized in my last publication: Explanation of black hole evaporation by applying the Lense-Thirring Effect and extending the Bardeen-Petterson Effect