Does part of social media's future lie in the past? It's a question that's nagging some of the biggest names in the industry as they turn their attention to the swelling digital archives many of us have created online.
One of Facebook's recent overhauls saw the addition of a timeline to help users build a chronological narrative of their lives. Kevin Systrom, co-founder of photo sharing site Instagram, said this week he wants to give his users better access to their older images.
But as we increasingly rely on digital services as a repository for our life stories, is there any guarantee that we will be able to access them in years to come?