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Robust
The united states government tried to build robust, fault-tolerant communication via computer networks. -
Arpanet was started
Arpanet was started with 4 universities. As more universities joined Arpanet , it became necessary for there to be one set of protocols to for everyone to to share on the network. -
Ray Tomlinson
He developed the system to to send, and recieve email in 1971. -
Funding of the U.S.
New U.S. backbone by the national science foundation in the 1980s, as well as private funding for other commercial backbones , let to worldwide participation in the development of new networking technologies, and the merger of many networks. -
Rules for protocol
In 1982, the rules or protocols for sending, and receiving data, known as TCP/IP were adopted. TCP/IP connects systems, and devices to send,and receive data between them. -
International newtworks
The commercialization of what was by the 1990s an international network resulted in popularization, and incorporation into virtually every aspect of modern human life. -
The percentage
In 1994 only 3% of American classrooms had the internet. -
The percentage
In 2002 America 92% had access to the internet, and actually used it. -
June 2012
In June 2012, more than 2.4 billion people-over a thirds human population -have used the services of the internet; approximately 100 times more people then were using it in 1995