You are handed a ticket with no destination. It does not say how long the flight is or how long you will be there. There is no explanation as to why you are to go on this journey or what you will do while you are there. Would you go?
Now imagine you receive a meeting invite. The title is ambiguous. You don’t know why you were invited or what this project is about. You do not recognize any of the attendees. It will take an hour of your time, and you don’t know what will be asked of you