There are a lot of little details and inconsistencies that might be part of some elaborate in-game treasure hunt.
Also, for those who already completed the game or close to it, you can find videos of all the interviews in order here. There are also summaries of each interview, using the information we’re given and the most straightforward explanation.
The further you go on this page, the more spoilers you’ll see!
As I think about things more and discuss it with others, I’m adding more thoughts to the bottom.
If you’ve already played the game and want to see all the clips in order, you can do so here. ***See my interviews with Sam Barlow and Viva Seifert here.*** What you’ll find here are some useful starting tips, including everything that’s on the screen when you first start the game.
I also list some search terms that lead to important bits of information.
Starting Guide: You can watch this little preview video I made of just the first four clips if you haven’t bought the game yet and are still on the fence about it: Tap / Knock / Morse Code: There are at least two clips where she appears to to be using tap code.