Because it's pointless. 10 years into the experiment, there's nothing to learn. People are economically anxious but vote against their own interests so they can reinforce a caste system? People are gullible or hypocrites? People are willfully ignorant enough to want to ask the mob their agenda?

If you really want their viewpoint, plenty of sob stories at https://www.reddit.com/r/LeopardsAteMyFace/hot/