Picking a bottom to the recent stockmarket travails is a risky move for professional money managers.  Barry Rithotlz from the excellent The Big Picture blog hasn’t done that, but he has presented pretty charts that may make you entertain the idea.

The above graph illustrates that only 4 times, 1929, 1973, 2002, and 2008 has relative strength dropped below 30.  Visit Barry to see the 9 other graphs.

Being able to find useful information in the GBs of data that an online business can generate is often a task too difficult to contemplate.  Your goal might be clear,  but achieving it rarely is.  Different analytics products have made this somewhat easier, but Google have raised the bar with their new ‘visualization’ function.