18K views · 1.2K reactions | Dr. Marian Croak, a pioneering Black woman engineer who changed the internet forever. She led the invention of VoIP technology behind Zoom, Skype, and FaceTime, and helped build text-to-donate systems that raised millions after disasters. | MarkizMarketing | Facebook
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18K views · 1.2K reactions | Dr. Marian Croak, a pioneering Black …
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