Thread:Extension talk:WYSIWYG/SyntaxHighlight (Version 1.0.8.10 - r115163) using GeSHi - Generic Syntax Highlighter/reply (5)

Just as information copied from the Syntaxhighlight extension:

Alternative tag

Before rev:50696, the extension used the tag. This is still supported, but avoids conflicts if your source code itself contains (for example XML).