In 1983, with-in 14 years, it was widely successful for the academic and research institutions it was originally built for. It then started getting 'mainstream' attention.
ARPANET was opened up to commercial use in 1993, which is with-in ten years from TCP/IP go-live: again with-in 14 years.
* https://en.wikipedia.org/wiki/ARPANET
In 1983, with-in 14 years, it was widely successful for the academic and research institutions it was originally built for. It then started getting 'mainstream' attention.
ARPANET was opened up to commercial use in 1993, which is with-in ten years from TCP/IP go-live: again with-in 14 years.