What does that mean in practice? The [U2FJSAPI] links at bottom of https://fidoalliance.org/specs/fido-u2f-v1.0-nfc-bt-amendment-20150514/fido-u2f-javascript-api.html#bib-U2FJSAPI … are 404, so what is being polyfilled?
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What does that mean in practice? The [U2FJSAPI] links at bottom of https://fidoalliance.org/specs/fido-u2f-v1.0-nfc-bt-amendment-20150514/fido-u2f-javascript-api.html#bib-U2FJSAPI … are 404, so what is being polyfilled?