Books - paper, ink, leather, faux-leather or plastic, glue, thread ?
Infrastructure - paper-mills, printing shop, transport,postage, some advertising, existing shops and on-line to sell.
Mostly biodegradeable
Readers - well, there's the battery for a start,not good, probably a fair bit of dodgy metals inside the case, a lot of different types of plastic, metals,wiring .........
Infrastructure - metal and plastic manufacture and assembly plants, transport, parts manufacture and sourcing of raw materials, advertising, large technical infrastructure to sell online.
Some bio-degradeable, some not, some not for a long time, and some dangerous.
A bit of a pong sounds fairly liveable with, don't it.........
