1. A computing device comprising: at least one camera configured to detect a portion of a paper document or book; a network adapter configured to receive detected other portions of the paper document or book detected by one or more cameras on other computing devices in a same room as the computing device; and a processor in communication with the at least one camera and the network adapter, wherein the processor is configured to identify the paper document or book in connection with the detected portion of the paper document or book and the received detected other portions and the processor is configured to retrieve information related to the identified paper document or book.