This month is the 10th aniversary of the launch of the iphone.
many commentators feel that this technology has changed the nature of modern life
See the changing image of the phone in this gallery of photos from the Guardian.
More recent articles on the business and social impact of the iphone can be found in news stories from the Guardian and the New York Times
Data on smartphone ownership can be obtained in smartphone use 2015 from the Pew Research Center which records that nearly two thirds of Americans currently own a smartphone. The report details how they use it in their daily lives.68% of smartphone owners use their phone at least occasionally to follow along with breaking news events, with 33% saying that they do this “frequently.”
In the UK Ofcom publishes the media use and attitudes reports records all forms of adult usage including smartphones.
in 2016 they published a Smartphone by default report
Also useful is the Deloitte Global Mobile Consumer Survey 2016: UK Cut . In 2016 it found that 31% of smartphone users make no traditional voice calls in a given week
but are mobile/ smartphones transforming the whole world?
Oxford Internet Institute has some concerns and is funding research
The World Economic Forum presented statistics that phones cost considerably more to own in some developing countires.
ITU has data on internet access and mobile phone subscriptions which show the worldwide digital divide. This was echoed in a 2016 Pew Internet report
which showed progress but still a clear divided.