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Google's next-gen reCAPTCHA system could spell trouble for de-Googled phones
(www.androidauthority.com)
This is a most excellent place for technology news and articles.
If I understand it correctly it would be something that certain websites chose to add.
If a website add this new captcha you wont be able to access the website without a verified android (and I suppose apple too) device.
The device with google play would be use as a way to verify, no matter the device used to browse that website.