i think that also can be interpreted as "it is the modern human and Neandertals hybrid which happened to be the winning combination that took over the planet"

i think that also can be interpreted as "it is the modern human and Neandertals hybrid which happened to be the winning combination that took over the planet" or "interbreeding with Neanderthals is what saved modern humans after the genetic bottleneck of 70K year ago" or "the modern humans who didn't bred with Neandertals got selected out".