In technical analysis the shorter the time frame the more "noise" you get. The longer the time frame the more validity and reliability you get. The chart shows clearly that the uptrend is severely broken. Let me say this again: not only we are not going up consistently any more, but we are actually going down. This weekly chart shows that at some time point we are bound to touch and cross the middle Bollinger band. I refuse to use logarithmic scales for financials...