Participating in the research were 451 adults ages 20 to 82 years living in the U.S. Most identified as having a post-secondary education. ...snip...34 percent of COVID-19 positive participants had denied having symptoms when asked by others; 55 percent reported some level of concealment of their symptoms
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And also likely conceal their concealment, peoples pride of not being able to admit a mistake, trumps theirs or others health.
This info would have more impact on the recent Carlisle that "good times are here again" thread
Reality check, that half the population is smarter then 50% of the people and it's a constantly contested fact.
