> ProductSub returns 20030107 for Chrome and Safari, because that's the release date for Safari which used an Apple fork of WebKit. Chrome also uses this fork. For Firefox, it's 20100101. I don't know why.
> Vendor returns "Google Inc." for Chrome, but undefined for everything else.
> Navigator can tell if your device has a touch screen
> Navigator can tell how many logical cores you have
> appCodeName always returns "Mozilla" and appName always "Netscape"
> Navigator can tell if you're using: Wi-Fi, Ethernet, cellular, Bluetooth, or WiMAX
> Navigator knows how much RAM you have
> And the exact plugins you're using. A Firefox useragent won't hide 'type':'application/x-google-chrome-pdf'
> Your screen can be shared through navigator -- without your permission
> Languages are set as either `US-en` or `en` to differentiate between Americans and British
> Your battery can be acpi'd by Navigator
> File permissions can be read, revealing usernames
And this is just navigator, wait till you see all the fun things you can do with Javascript and canvas.