to see into the FUTURE .
ALSO, MANY PEOPLE depend on, or look at JUST ONE or TWO pieces of data and make an analysis for future trends based on just that data.
OTHER people BLOW with the WIND-
WHEN THE MARKET IS RISING they think it will never stop.
And When it is DROPPING, it will never stop- called " NIRVANA" =no bottom
WHEN YOU have NO ROAD MAP then ALL YOU HAVE IS WHAT YOU SEE RIGHT NOW,
THEN YOU try make a GUESS about 2mrw-
here is one example of such an analysis - not mine.