For digital natives, life online is compartmentalised. All our conversations and experiences change according to where we are, and who’s around us. But how do our relationships with different platforms affect the way we express ourselves online?

What keeps AT&T's CEO awake at night? Smartphones, apparently. As consumers adopt free apps like WhatsApp, Viber and Skype, revenues from the operators industry's most prized cash cow, the text message, are slipping. How will operators evolve?

Amongst growing privacy concerns, younger generations are treating anonymity as something that isn't constant, but can be surrendered for benefits. Messaging app Backchat initially hides your identity, slowly revealing it as you interact with others.

Crowned 'word of the year' by Oxford Dictionaries in 2013, the selfie has come a long way from its humble beginnings as a niche social media tag. But are selfies just a bit of harmless narcissistic fun, or is there a darker side?