PUMAs, for those who have forgotten the 2008 Democratic primary race, were the supposedly-numerous Hillary Clinton supporters who refused to back Barack Obama. The name stood for "Party Unity My Ass!" which was also their rallying cry. This year, they may be replaced by the "Bernie Or Bust!" crowd, or (to coin a neologism) the BOBs.
Until the media wake up and find a creative way to demand that Netanyahu provide relevant answers to the many questions currently left unanswered and demand the publication of a socio-economic platform, the Israeli public will continue to wish for serious treatment of these issues -- but it won't get one.