The worry is tx volume is less than is was a year ago? How can that be right with all these new retailers starting to accept bitcoin? Or we talking the SR influence here or something else entirely?
Transaction
volume, or number of transactions is not lower than it was a year ago.
That chart is showing tx
fees, in btc, and it's volume is less (in btc) then a year ago. That's because
default individual fee on a transaction is lower now, 0.0001 btc. Was 0.0005 btc before.
Look this chart, tx fees in $,
http://blockchain.info/charts/transaction-fees-usdTx fees in jan 2013 - $1000
Tx fees in jan 2014 - $15000