Abstract We introduce a new technique. that we dub Born spreading. aimed at reducing the number of negative-weight $${\mathbb {S}}$$ S events in the MC@NLO matching of NLO calculations with parton-shower simulations. We show that such a technique. https://www.ealisboa.com/top-sale-AR-10-Vert-Monoband-Indep-10m-2-Ringo-quick-deal/