The document discusses the evolution of the web from Web 1.0, which focused on linking documents, to Web 2.0, which emphasizes linking people, and finally to Web 3.0, which connects data meaningfully. It highlights the need for machine-readable code to allow better interpretation of information by machines and mentions schema.org as a key tool for webmasters to mark up data. The document addresses the adoption of these standards across various sectors and suggests that even small businesses can benefit from implementing such technologies.