Do you think it is necessary to buy electronic paper books?

Paper books are necessary, and its main advantage is long-term preservation. Many ancient classics have been lost. If there were electronic paper books at that time, a hundred schools of thought could write their thoughts on them, so that archaeologists would not have to study an ancient book all their lives.

Portable. It hardly takes up space, and the quality of traveling with 100 electronic paper books will not improve, but the paper books are too heavy; In addition, the National Library needs a building to store books, but if it is an e-book, it may only need a hard disk.

The price is cheap. Electronic documents can be browsed at will on the Internet, but paper books cost money.

Spread quickly. Electronic paper books can be sent thousands of miles away through a network cable, but paper books have to wait a long time.

2. Electronic paper books also have its disadvantages: reading will hurt your eyes.

There is no feeling of reading paper books.

Copyright issues are difficult to protect.

3. Summary: Hegel's famous saying "Being is reasonable." The emergence of electronic paper books is the inevitable development of science and technology. Paper books and electronic paper books have their own advantages and disadvantages. One side can't replace the other, and both sides will make continuous progress.