Life without "smartphones" would a apt title. But without "mobiles", not even feature phone? People gonna have a hard time.
* Communication will dip to new low.
* No secret conversations.
* If you wanna schedule a meeting with your friend, make sure you plan it well. Anything goes wrong?? Good luck finding out what happened.
* Delivery System would be the most toughest job, not to mention it has to pay well.
* Prepare to have all these things with you (depending on your career, passion) : watch, Calculator, Daily Planner, Notes, Contact Diary, Visiting Cards, Camera, MP3 Player, Maps, FM Radio.