What would we do without mobile phones? Be it an emergency, be it leisure, and be it religious, there are cell phones everywhere.
The world's largest individual mobile operator by subscribers is China Mobile with more than 500 million mobile phone subscribers. Over 50 mobile operators have over 10 million subscribers each. The World Health Organization (WHO) recently tagged cell phone use as a carcinogenic hazard.
Below are a few snapshots of people using phones for very different purposes