HTML Checking for Large Sites
Rocket Validator integrates the W3C Validator HTML checker into an automated web crawler.
Bad character “X” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.
> characters are reserved for HTML tags, so if you need to use them as content, they should be escaped as
For example, to illustrate the mathematical truth that
1 < 2 in HTML, we can write it this way:
<p>1 < 2</p>