Sea urchins like to pick up shells and rocks and wear them as "hats"; the reason isn't well-understood, but it may protect them from predators or help weigh them down so they're less likely to be washed away during storms. So some aquarists have taken to making tiny hats for their sea urchins, which the urchins voluntarily pick up and put on:
Reddit CEO /u/spez dismisses rampant and motivated disinformation campaigns with "Dissent is a part of Reddit and the foundation of democracy".
There's a mythological belief, unsupported by evidence, that some "free marketplace of ideas" will arrive at truth. When examined, this is revealed to be, as much of what is transacted in that marketplace, nothing more than propaganda, here selling the idea of the free market itself.  The process by which truths come to be known and established is not debate, but experience: empirical study, the pragmatic recognition of models of ever-greater usefulness and accuracy, of observation and experiment. At best the marketplace trades on that commodity against the competing goods of attractive and self-serving myths, lies, legends, and distortions. Markets reward the shallow, short-term, convenient, and readily-expressed. Truth is often none of these, most especially complex and inconvenient truths. ...
"I appreciate SDF but it's a general-purpose server and the name doesn't make it obvious that it's about art." - Eugen Rochko