1. I'm not really sure, tbh
2. Hopefully
3. No, but I recently saw something like a CYOA through an instagram story where viewers were able to click one of two options, then the story would progress based on their choices. Also, I have seen this done through posts, so based on which choice you want to explore, you would scroll to that part. You can go to the first page again and revisit the story. Not sure if this is related to the main post but just thought I'll put it here. But, of course, those were nothing as good as the storygames we have here (I really should start rating more soon).