1. The article discusses the problem of misinformation and how a small number of social media users, known as "supersharers," were responsible for the majority of its spread in 2020. According to the article, these supersharers, who make up just 0.1% of social media users, were responsible for 80% of the misinformation that was shared on these platforms. The article suggests that this disproportionate impact highlights the need for more effective strategies to address the issue of misinformation.

2. The article cites a study conducted by the Center for Countering Digital Hate (CCDH), which found that just 12 individuals, dubbed the "Disinformation Dozen," were responsible for the majority of anti-vaccine misinformation that was shared on social media. This finding underscores the outsized influence that a small number of individuals can have on the spread of misinformation, and the importance of targeting these key influencers in efforts to combat the problem.

3. The article also discusses the role of social media platforms in the spread of misinformation, noting that they have been slow to address the issue and have often prioritized engagement and growth over the mitigation of harmful content. The article suggests that more robust content moderation policies and greater transparency around the algorithms that drive the spread of information on these platforms are necessary to effectively combat the problem of misinformation.