More information about the light gun (dutch).
Marketing Metrics: Is the emphasis on ROI actually hurting Marketing? via marketingsherpa blog / interview with Menno Lijkendijk
There is only one valid definition of a business purpose: to create a customer via Forbes / Steve Denning
“Emily Maitlis reports on life inside Facebook. Featuring a rare interview with Zuckerberg himself, the film tells the story of Facebook’s creation, looks at the accuracy of The Social Network movie, and examines Facebook’s plans to use the personal information it has collected to power a new kind of online advertising.”