They didn't, they were seen as inferior, you can't name any raxanweyn qabiil that mixed with any bantus in gosha or dhoobey , name what clans those people with E-M2 are fromThe SE African component in 23&me is Bantu ancestry. Yes Raxanweyn mixed with Bantus, they even carry Bantu paternal lineages like E-M2 and there’s a decent percentage in Southern Somalia that have Bantu maternal lineages as well