1. Security, security, security;
2. Secure messaging system;
3. Physical keyboard for long accurate e-mails;
4. Good display and organization of e-mail; and
5. Ability to open and display all documents (Word, Excel, Flash).
Blackberry meets all 5.
Samsung Galaxy III lacks 1, 2 and 3.
Apple iPhone 5 has better security than Google but still lacks 1, 2, 3, and 5.
Blackberry will make a comeback with the government, IT and business crowd. Those are the big-money users and the developers will follow the money.