Gabby Petito was murdered by her fiancé, Brian Laundrie, as the two were travelling cross-country in the hopes that Gabby would develop a broad body of followers in the van life community. The precise date is uncertain but Petito died in late August of 2021. Her body would be discovered in Bridger-Teton National Forest in Wyoming on September 19th of that year. The case was a mass media sensation in large part because she seemed to have martyred herself to the cause of social media influence. An 'influencer' is nowadays a sort of job title. I know, I know, I tend to wince when I hear the word used that way, too. But it is. Anyway, if the "van life community" had taken to regular consumption of Petito's posts, she could have sold her services as a social media guru to advertisers, that is, selling her mention in the course of her YouTube videos of products useful for life in a confined and often moving space. As a new Netflix docuseries stresses, Petit...