Further there are many parties incented to pump hot stocks so they can profit from the fees and possibly from pump-and-dump: investment banks, current investors, soon-to-be investors, etc. I enjoy hearing both sides of the discussion here, and I do feel bad about people being misinformed and taken advantage of, even if it's ultimately their choice whether they buy in to the bullshit.
The major question: is it bullshit, or not? Sounds like HN is undecided