5 ms·
Care to explain how would observing that work in practice? There's no ISBN, so you can't track rentals. QR or URL would not give "real" results.
by mkranjec 4y ago
Care to explain how would observing that work in practice? There's no ISBN, so you can't track rentals. QR or URL would not give "real" results.
- zkirill 4y agoYou sit on a chair in the library or book store isle next to where you put your “book”.