http://blogdotquantsigdotnet.files.wordpress.com/2013/05/fx_btcusd_a-qsn-chart.png

As BTC continues grinding higher, speculative interest will likely once again develop, bringing with it more volume and volatility. For now, we're still waiting for the sell signal, which has yet to even hint at arrival.

Full post http://blog.quantsig.net/2013/05/24/btcusd/.