The evidence strongly argues for early dispersal of stone tool manufacture and use from East Africa, or a possible multiple-origin scenario of stone technology in both East and North Africa.
ðɪ ˈɛvɪdəns stɹˈɔŋli ˈɑːɹɡjuːz fɔːɹ ˈɜːli dɪspˈɜːsəl ʌv stˈoʊn tˈuːl mˌænjuːfˈæktʃɚ ænd jˈuːs fɹʌm ˈiːst ˈæfɹɪkə, ɔːɹ ɐ pˈɑːsᵻbəl mˌʌltɪpəlˈɔːɹɪdʒˌɪn sənˈæɹiˌoʊ ʌv stˈoʊn tɛknˈɑːlədʒi ɪn bˈoʊθ ˈiːst ænd nˈɔːɹθ ˈæfɹɪkə.