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.
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.