vitno posted their original blog post explaining the difference, and now it's in their FAQ: https://developer.mozilla.org/en-US/docs/Persona/FAQ https://develo

vitno posted their original blog post explaining the difference, and now it's in their FAQ: https://developer.mozilla.org/en-US/docs/Persona/FAQ https://developer.mozilla.org/en-US/docs/Persona/FAQ You may also wish to take a look at the Mozilla Persona Developer FAQ: http://www.mozilla.org/en-US/persona/developer-faq/ http://www.mozilla.org/en-US/persona/developer-faq/ It's easier for users since it relies on email addresses instead of a URL, easier for developers thanks to its simple API, and tracking information is never leaked back to the identity provider.