The title is quite evocative! It could be interpreted in a couple of different ways depending on what you're looking for.
To make sure I write the right kind of story for you, could you clarify which direction you'd like to take? instagram-1975.txt
: A "creepypasta" or mystery style story where a modern-day narrator finds a mysterious text file named instagram-1975.txt on an old hard drive that contains impossible descriptions of the past. Which of these concepts should I dive into? The title is quite evocative