This new study combined a large number of previous studies and concluded that a lack of social interactions ranks right up with smoking,obesity, and alcoholism as a risk factor for death.
VOA: standard.2010.07.29
The right to discharge is also an important factor indicating that the person possessing that right is an employer.
And if you want proof that the form factor was the right one, the proliferation of iPad cases with built in physical keyboards should answer that question.