Good idea, mixed results
Mobile devices are a good idea. They allow us to live untethered to hardwired computers and telephones while remaining in contact with people and information. They allow us to have a pipeline to the world no matter where we are. However, they also allow the world to have a pipeline to us, often without our permission or even knowledge.
Reach out and touch
In a Bell System telephone commercial released in 1979, people were encouraged to "reach out and touch someone". The commercial's intent was to encourage people to spend more time talking to others in distant locations. The creators of that message never intended the action to be harmful, but times have changed and phones, as well as other communications devices, have become a source of potential harm even as they've grown in functionality and use.
Today's devices can function as phones, address books, cameras, Internet browsers, alarm clocks, gaming consoles, personal organizers, libraries, jukeboxes, and financial...
