In theory, same is very much applicable for nearly all non-hygienic physical goods, but that did not make any business to stop. A popular book can change hand

In theory, same is very much applicable for nearly all non-hygienic physical goods, but that did not make any business to stop. A popular book can change hand a million times and save a lot of money, carbon emission, tree cutting, paper production cost, transport and logistics. The problem is careful usage and patience, i.e. not spilling coffee or food and waiting may be a year before a copy is available.