grok_mctanys

So, if you're wondering about the relationship between "fun" apps on social media, the companies that create them, and the business models behind them, as well as how to check and revoke the permissions you give not only to those companies, but the permissions you give to your friends to give data about you to those companies, the excellent Computerphile has just released a good straightforward run-down of the basics - Social Media Data.