Among other things, this taught me the web pages can know my phone battery percentage and the angle I'm holding the device at
🌱von🌱
This does an excellent job of highlighting how easy it is for companies to be creepy and build a fingerprint on you, using information the browser happily hands over.
sinceyouarrived.world/taken
A web page that tells you what your browser gave away the moment you arrived. No login, no form, no permission. Most pages do this. None of them tell you.