All smart people are curious about things outside their realms of expertise. Curiosity is one of the defining attributes of intelligence.

The desire to discuss those things is also reasonable. Though I would agree that those without credentials should probably abstain from expressing any potentially harmful opinions when healthcare is involved, the freedom to ask questions or bring up interesting digressions is fundamental.

So you think the cobbler should be only a cobbler aye? Pinko much? That really does model technocracy and authoritarianism well. What's your argument that enforcing ignorance on the working class and restricting knowledge to utility works, or is superior to a free society?

I expect, coming form one scholarly enough to be quoting elders, you'd have a strong one. Let's have it.