Understanding Safari Intelligent Tracking Prevention (ITP)

Later this year, Apple plans to release an update to its Intelligent Tracking Prevention (ITP) across its Safari browser which will affect both mobile and desktop devices (iOS and OS X) https://www.cnet.com/news/heres-how-apples-browsing-privacy-features-will-work-safari/. This change is targeted at technologies that rely on third-party tracking and profiling, largely players such as Google and Facebook.