Dating has been a big gateway for the manosphere though. Women can actually support themselves now, on a large scale, even to the point where women are surpassing men in education and getting better paying jobs out of school than many men are getting.
So, in a real sense, for possibly the first time in history, men are actually having to be more than just a stable provider to attract women. And many are choosing to become bitter and resentful instead of doing things that might actually improve their chances. The manosphere offers a "lose 15 lbs in 3 days fraud diet" but for dating. And people look for shortcuts constantly.