W3C's bright idea turned your battery into a SNITCH for websites

from The Register on 2015-08-04 01:28 (#GBAQ)

Blame HTML5's battery API - yes, you can read someone's battery status via JavaScript

Website owners keen on tracking netizen, but thwarted by the kind of militant user who installs AdBlock or similar, could instead look at someone's battery charge information to identify them."

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