Whenever I read a book or write a note, I feel happy that we are very fortunate that we are breathing the 21st Century air. Just imagine if not we would still be using clay tokens as in ancient Mesopotamia or hieroglyphic like in Egypt.
Writing evolved, as archaeologists discovered because of economic necessity and may be because of political growth which needed dependable means to convey information.
The earliest surviving examples of writing in China and the short strings of symbols associated with the Indus Valley Civilization, proved that man in his quest to express, store, communicate and record, developed alphabets which was widely used.
I welcome you all to the wonderful world of reading and writing, which you take now for granted, but down the civilization was the prerogative of the educated elite.