Today we can hold 21st Century computers in the palm of our hands.
But that was far from the case back in 1986 as this picture shows.
Do you recognise anyone in the photograph or in the other snaps included as part of our slideshow?
As for what everyone in the pictures was doing, why not buy an edition of Saturday's Sunderland Echo for more clues.
You can also buy copies of photos from this slideshow here.