We’re always looking to make systems connect, everything from railway gauges to software. But in an environment of hyper-connectivity and viral media is ‘interoperability’ – the art of making systems connect – always a good thing? We explore the challenges of highly interconnected systems. And we also talk about data systems, preservation and relevancy in the modern world of the archivist – the record keeper.

The concept of the 'knowledge city' is attracting a lot of attention. As part of a special panel discussion we explore what it means, particularly in a world where the growth of new digital technologies is altering the way we share knowledge, our modes of learning, and how we work and live.

We live in a world where we're all accumulating more online data about where we're going, what we're doing and how we're reacting to the world around us. But what are some of the implications of that? We explore our changing relationship to data and our virtual selves. We also meet the creator of a project called We Feel Fine, which provides a glimpse into the soul of the Internet. And we also talk to one of the founders of the Museum of Endangered Sounds, a website which began as a spoof but now preserves some of the sounds from our technological past.

We often hear about the big donors like Bill Gates and Warren Buffett but new approaches to philanthropy, including crowd-funding, are making it easier for ordinary individuals to give. But it’s not just about money - increasingly more people are donating both their skills and time.

Facts and fact checking have a long history but in a world where the speed and volume of information are rapidly increasing how do we separate fact from fiction? We explore the history of the modern fact and meet some of the people behind new fact checking technology.