The document discusses the concept of a "digital tattoo" which refers to one's online presence and digital identity. It notes that Facebook would be the third largest country by population. It then provides perspectives from UBC students on searching for people online and managing one's digital footprint. The rest of the document discusses scenarios where one's digital identity could impact them, such as for new immigrants, in the job hiring process, and how content online can spread widely and be hard to remove. It raises questions about digital citizenship and managing one's online reputation.