ES possible pattern, but I wouldn't stay too bearish.

HBB lives for their bonuses, and it is easy to push this market around on low volume.   Dabama likes that too.  

Google has a new thing, summary of word usage in books back to 1500.   Their database is far from complete, but so far the results are very interesting.   Language and the human mind and brain are incredibly interlinked.   It may be one of the reasons that humans were able to outpace the other animals in terms of population density and overall spread.