ConservativeHome speculates that Simon Heffer is weeks away from launching his Daily Mail backed online rival to all the other group blogs that are springing up. Guido has christened the new operation the “Heffington Post“. Will it work? Both the Guardian and Telegraph have in traffic terms done quite well, the mega-blogs; Dale & Co, the rightish theCommentator and leftish Huffington Post are also making progress. Guido can’t help but wonder, is there really that much demand for yet more opinion?