Error-free HTML code: While search engines don’t mandate W3C compliance, maintaining error-free HTML can help the web maintain a cleaner codebase and assist search engines indirectly. While search engines don’t mandate W3C compliance, maintaining error-free HTML can help the web maintain a cleaner codebase and assist search engines indirectly. Follow search engine guidelines: Adhering to search engine guidelines and tools assists webmasters in indexing and ranking websites, further improving the quality of search results. Optimizing beyond search engines: Focus on users and standardsSEO's role is not limited to search engines but extends to the broader web standards applicable now and in the future. A holistic approach to SEO and the web ecosystemSEO professionals should shift their focus from search engines to the quality standards that benefit the entire web ecosystem.