HTML tags are the backbone of SEO that’s overlooked ... The content you want to format or structure goes between these opening and closing tags. When a browser reads this code, it knows that ...

The same goes for bold text, span and div tags, etc. It’s all about whether the algorithm (e.g., BERT) says it’s relevant to the query. HTML structure can actually make or break your SEO ...

While often overlooked, these HTML tags provide a hierarchical structure to content, enhancing readability and navigation for human visitors. At the same time, header tags offer semantic signals ...

You don't have to use any H1 tags, or you can use many, either way, it is not a critical issue specifically for Google search. He did say it helps Google understand the structure of the page ...