According to Toninho Figueiredo, the late former mayor of Rio Preto, a little salty sago with a fishy flavor gave the devil diarrhea when he ate it on one of his journeys to Palácio dos Bandeirantes.
You’re not missing anything, in my (presumably) objective view. These are eggs that smell like raw fish and have a unique flavor. Perhaps my dislike of eating raw animals (or their parts) contributes to my viewpoint. A excellent piece of smoked salmon comes from a decent source, in my opinion.