As unstructured data heats up, will you need a license to webcrawl?

Cheap computing and the ability to store a lot of data fairly cheaply have made the concept of big data a buig business. But amid the frenzy to gather such information, especially unstructured information, are companies pushing the boundaries of polite (or ethical) behavior?

BlackLocus and the retailing price revolution

The top 20 Internet retailers changed their prices 30 times more often than their peers who had lower sales during the holiday season in 2011, according to BlackLocus, a startup that helps companies set competitive prices online. Its goal is to transform retail pricing with data.