Scintilla is an editor for source code. Normally code isn't gigabytes in size and doesn't need a lexer, code folding or syntax highlighting. Not saying that it

Scintilla is an editor for source code. Normally code isn't gigabytes in size and doesn't need a lexer, code folding or syntax highlighting. Not saying that it can't be done, but if you open a file like that then turning off those features would already make it a lot easier to handle huge files.