On: The Native File System API allows web apps to save...

[strombofulous]

That sounds like a lot of fun. Do you have a good file to start with? Does Google deliver a payload to fingerprint browsers on page they serve ads to?

[0xy → strombofulous]

Google routinely allows third parties to run egregious malicious fingerprinting scripts without consequence, most notably on StackOverflow. [1]

[1] https://meta.stackexchange.com/questions/331960/why-is-stack...

[simcop2387 → strombofulous]

All they have to do with this API now is just save their own fingerprints to somewhere the user can write to and they can find later. Evercookies that can survive browser reinstalls, and anything short of a meticulous search through everything in your home directory.

[hawkoy → simcop2387]

They need to ask for permission after the person has closed the tab again.