He only got the job because the courts deemed it illegal for the PM to hold so many portfolios, and because he cried foul and discrimination over the fact that he'd earned his place on the list for a ministry.
And by golly, what a botched job he's made of it. The post office is in tatters. He just counts his salary at the end of the month, not having a clue about what he's supposed to do in a ministry.
Yup, that's all he wants: the money and the perks. And if there were a few bits on the side, well, he's Likud...