WTF? 
Apple shares dropped 9% today.  With something like 20,000,000 shares outstanding that represents a loss of over a billion dollars.   A billion dollars.  
And why did this happen? 
	Quote:
	
	
		| A single trade of 100 shares at a price of $542.80 hit the tape at 10:57 coming from the BATS Exchange. The previous trade seconds earlier was at a price of $598.26. 
 “It looks like a fat finger mistake,” said Joe Terranova, chief market strategist for Virtus Investment Partners.
 | 
	
 A trade of 100 shares cost a billion dollar loss.  How the F' could that happen?  Stocks are nuts.  Sure the stock recovered in fairly short order but still what a mess.