This "two types of comments" idea already exists in a limited form as most editors already display TODO, FIXME and sometimes NOTE in a more visible color. Exte

This "two types of comments" idea already exists in a limited form as most editors already display TODO, FIXME and sometimes NOTE in a more visible color. Extending those could be helpful, this method doesn't break anything in "incompatible" editors and could be implemented via plugins or config files.