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Third-party scripts aren't just a performance problem---consider privacy/trackers as well. I gave a talk at LibrePlanet 2017, where one of the things I showed
by mikegerwitz 9y ago
Third-party scripts aren't just a performance problem---consider privacy/trackers as well. I gave a talk at LibrePlanet 2017, where one of the things I showed is the drastic effect disabling JavaScript has on third-party scripts, graphed by Lightbeam:
https://mikegerwitz.com/talks/sapsf.pdf https://mikegerwitz.com/talks/sapsf.pdf (slide 60 / pg 115, "The Web---Mitigations & Anonymity").
There's a bunch of stuff before that slide that's mitigated by JS, including things like ultrasound cross-device tracking and hardware fingerprinting.