> The world needs the internet; the specific software running at the endpoints isn't particularly important. Twitter was used because... it was already used by

> The world needs the internet; the specific software running at the endpoints isn't particularly important. Twitter was used because... it was already used by the people involved. Hmm, the world needs networked communication; the specific protocol running at the endpoints isn't particularly important. TCP/IP was used because... it was already used by the people involved. Further, the world needs easy communication; the specific mechanism to communicate isn't particularly important. Networking was used because... it was already used by the people involved.