It would seem, according to a number of new surveys and research reports, we are as dependent on our devices - whatever content we might be accessing through them - as an addict might be to tobacco, alcohol or (just maybe) crack cocaine. Almost everyone who uses a mobile phone or tablet or laptop will have at least some anecdotal evidence that shows how the irresistible compulsion to update, upload, download, check-in or simply check their screens, can cause problems.