Why collect work and activity data? Often the causes of success and failure are there in front of us. All we need to do is learn from the data available. So what can we learn from Big Data that improves success in what we do?This week while travelling, I was taken out for dinner twice. On both of these occasions, we went to restaurants that featured live music. These experiences got me thinking about how we measure performance and use data rather than "gut reaction" and personal preferences … [Read more...] about What can business learn from Big Data through DJ’s and music bands?