There's a Ghost in the Data that needs to be revealed. All the data we collect are totally meaningless if we don't read them properly. All these numbers can only distract us, if we don't put them in context and use them to show relations.
If you're a Designer or a Developer, and you want to make sense of open data, here's a list of some open datasets. Take inspiration from these noteworthy DataVis I've found, or take a look at mine, below.
What's the zodiac sign of people with a dedicated page on Wikipedia?