A long time ago, researchers from the United States have invented a way to send messages across the world without using papers or pigeons. Nowadays, people know about it as the Internet. With the advent of TCP/IP protocol and submarine cable, a person from Vietnam can effectively visit a website hosted in the US. If only that person can remember the website IP address which is a combination of four numbers (e.g. 142.250.204.142) or in 2050, it would be a combination of eight hexadecimal numbers (e.g. 2001:0db8:0000:0000:0000:8a2e:0370:7334). Why was the Internet designed this way? Why wouldn’t website address be something…

Nguyen Le Vu Long

Software Engineer in Vietnam: https://longis.me/

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