Those wearing bomb belts are interchangeable. But those cunning enough to be the masterminds behind the operations are not. Some of them may not want to step up to the plate if they know they are likely to face the music. I wouldn't assume nothing is accomplished, and it's a mistake to underestimate the psychological impact.
Bennett, Deri expected to resign from Knesset, remain in cabinet under new 'Norwegian Law’ (Haaretz)
from the article: Mossad killing of terror chiefs has little impact on Israel-Hamas war