Why did people look for easy writing materials? (Read the text and answer the question)

Before the invention of paper there were very few books in the world because it was quite impossible to make a book with stone or heavy wood planks or metal sheets.

In the pre-paper age, knowledge was very restricted because there were very few books in the world.

Paper has changed our life by making publication and the spread of knowledge and information casy.

Before the invention of writing people used to share ideas through speaking and listening.

Since writing materials were not available, it was tough to record thoughts in writing in the past.

People used the surface of stone, metal, wood, bark, leaves, etc. for writing before paper agc.