🔵 Comprehensive Guide to CSS Pseudo-Classes and Their Usage by Preethi Ranjit at Hongkiat #webdev#PseudoClasses#csswww.hongkiat.com/blog/definit...

from a lot of angles. fingerprinting is one side of it (another example: canvas image rendering needs its own null identity because scripts can render SVG+HTML with `:visited` pseudoclasses to probe browsing history; this is also why/where you run into concepts like "origin tainting")