Apps that have no business accessing the internet can share your location, device ID, and other personal information with potentially malicious data snatchers. If you're connected to the internet on your Nexus 7 tablet, you're a potential target for cyber threats.
For instance, the developer of the "Brightest Flashlight Free" app gained notoriety last year for maliciously accessing and sharing users' device and location data to advertisers without proper consent. Who would think a flashlight app would even have to connect to the internet?
Protecting Yourself from Potentially Malicious Apps... more