The Yeshiva trash are scattered all over the occupied territories i.e. they are in the firing line, and if another intifada breaks out they will need plenty of protection by the IDF. Yet they refuse to join the IDF and therefore help to carry the burden that they, themselves, represent. Man, one could mull the irony of that, except zionists don't understand the concept of "irony".
U.S.-led coalition stages 41 airstrikes on ISIS targets in Syria and Iraq - joint command (Reuters)
from the article: IDF freezes service deferrals for volunteering due to enlistment drop