Dr. Marian Croak, a visionary black woman, invented Voice over Internet Protocol (VoIP) in 1995, which is now essential for video conference calls, texting, remote working, and personal communications.
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Dr. Marian Croak, a visionary black woman, invented Voice over Internet Protocol (VoIP) in 1995, which is now essential for video conference calls, texting, remote working, and personal communications.
