To passers-by, The Glass Room looks like another slick, clean-lined store offering the latest shiny consumer products. Step inside, and you’ll discover something more unusual but nothing for sale. What goes on behind the screens and inside the black boxes of the devices we interact with everyday? If we knew, would we still sign-in or click ‘I agree’? How much trust do users invest in big tech companies, and what can be done if that trust is broken?