I think he means Wenger's constantly failing management methods, his consistent refusal to do what needs to be done to move the team up a level, his unfaltering ability to serve the interests of the few at the expense of the fans, his devotion to being unambitious and his unerring inability to achieve what he's paid to achieve.
But that's just a guess.
He could have equally been referring to two more years of your snide messages and smileys that wind people up and cause a bad atmosphere on the forum.