As well, no matter how secure your connection is, it is not completely impenetrable; This is the price of freedom. Highly-experienced hackers have broken in through the ChatterWall firewall system in the past through a process called ghosting. They can spy on conversations and steal identities and currency. This issue and breach of privacy, which is against Chatter protocol, is in the process of being fixed.
On the physical side rather than the cyber side, a Chatter is a wrist-worn computer that connects directly to the network it is named after. It acts like a mobile phone, being able to contact other users, keep calendars, and store different types of files. Many stores sell disposable Chatters for colonial refugees and poverty-stricken citizens that cannot afford a service.