A "dirty war" is exactly what is needed- the kind of operation the Lebanese army performed recently in a refugee camp, but more intense. A "clean war" results in too many Israeli casualties and not enough positive results. Ideally, the war should be fought so as to cause as many Gazans as possible to leave Gaza for Egypt. We'll see how Egypt likes Palestinian refugee camps...
Police disperse hundreds in brawl in Kafr Manda, northern Israel (Haaretz)
from the article: ANALYSIS: Israel's real intention behind sanctions on Gaza Strip