Originally Posted by Silver Fox

Are you looking at random flights or the flight you are on? If it is random flights then that seems normal as changes roll in. If you find a pattern then good luck! The only flight you need to start watching is the one that you are on and my experience of this is to start watching a week out then about T-72 you might start seeing some changes (or not of course), and then about T-24-30 the seatmap will become "solid" and seems to stick. What I mean by solid is that you do not have the pseudo seatmap any longer. But checking random flights between now and then, even on the same route, is pointless imho.