Who knows what's hiding in the fine print of the terms and conditions? They'recumbersome, 40 pages long, and written by lawyers. Unfortunately, a close look at the contract reveals that Pokémon Go users forfeit all rights to sue Nintendo and Niantic Labs (the creator) of all personal injury liability. Additionally, Pokémon Go allows itself to wheedle into users' phones, contacts, emails, geolocations, and a slew of other privacy breaches.

Source: https://techcrunch.com/2016/07/17/pokemon-go-tcs-strip-users-of-legal-rights/