1. Which other religion has such a hopeless track record at interpreting scripture and making wrong popphecies and predictions? They have been wrong about several hundreds of things which can now be proved and even they accept they were wrong. Their failure rate for all predictions has been precisely 100%.
2. Suggested reading - The sign of the last days by Carl Olof Johnsson. It refers to Watchtowers of the 1960s and 1970s admitting that Jesus' disciples did not believe Christ's presence would be invisible. JWs only fell back on that adventist theory because of yet more failed predictions.