These days, there are many people that have been swept along by the e-book revolution. Some have stopped reading paper books entirely and a few have even thrown out their old collections of books. However, the majority of readers have kept reasonably loyal to orthodox books.
ID cards are nothing new. People have been carrying identification around with them for many years, and whilst they may now be more durable, less easy to forge and offer clearer images of the individual in question, they are still merely a more robust, modern alternative to a solution that has been around for centuries.