Using ARPANET was like being given a telephone and unlimited credit only to find out that the only users we can call don’t speak our language.
The idea of flexibility is an important building block of the Internet we use today. It has also made it a much more difficult environment to control.
Having begun as a military answer to a Cold War threat (the Sputnik), the ARPANET turned into a completely different kind of network.
On October 29, 1969, an experiment at UCLA sparked a communication revolution, the implications of which are still unfolding nearly five decades later.