Continuity mistake: When everyone is entering the hotel at the beginning, Grace's hair jumps from being behind or in front of her shoulder a few times between shots. (00:00:40)
Continuity mistake: When Jack walks over to Karen who is sitting in the hotel lounge, she has a martini and a dollar bill on the table next to her. Through the scene the dollar bill continuously changes its location on the tabletop. (00:10:00)
Continuity mistake: When Will is packing his suitcase to leave the hotel, he walks over to his case and places his "shirtboard" on the table next to it. In the next shot the board has vanished although he nor Grace didn't touch it. (00:12:50)
Continuity mistake: When Grace is talking with James in the hotel lounge, he is sitting at a table which has his magazines and cooking recipes spread all over it. After James says he thinks Grace is a hooker, the spread out magazines/papers are suddenly all in one neat pile in the centre of the table - instantly. Then as the scene continues the papers and magazines continue to shuffle or neaten themselves. (00:16:40)
Answer: A history of the game can be found at http://www.fast-rewind.com/bacon.htm.
J I Cohen