I have no expectation of ever seeing useful recommendations from the sites I frequent. This might be heresy on HN, but by and large recommendation engines are

I have no expectation of ever seeing useful recommendations from the sites I frequent. This might be heresy on HN, but by and large recommendation engines are pure trash. Have you ever been recommended a useful product on Amazon? One would think that a company with such large resources could occasionally point me to a product I might want.