there's concern with his socio-emotional disposition which may set the nation aback diplomatically with regards to associating with the Palestinians and resolving the conflict. And part of resolving this conflict will definitely involve dismantling some West Bank settlements. Just because someone is a successful achiever in the technology sector does not mean that they're personality is conducive towards the skills necessary for reconciliation with one's adversaries. On CNN during the recent Gaza war, his belligerant attitude did not contribute to determine the principles which layed out the current successful cease-fire terms with Hamas, eg. lifting some sanctions, giving President Morsi time opportunity to establish terms, holding off on IDF incursion, etc. It's a serious issue to consider that a successful politician for Israel has to be more open-minded and accommodating in nature, a la Ehud Olmert, formerly of Likud and then Kadima.
Fear of rioting, disorder at Temple Mount prompt restrictions on Muslim worshiper (Haaretz)
from the article: Israel is a country in search of an ideology