APPLE's stock has since its inception in 1980 had a prounounced tendency to run up periodically, like a sine wave, and then fall back to its base. This site has a research report out on AAPL technically. http://www.tigersoft.com/newsletter2005/aapl021405.htmIt shows AAPL's OBV Line losing power is the big tip-off of a top. The second is a head and shoulders pattern. The site also gives a target that is fast approaching.