Don't know why persona never caught on, it was probably the best developer/user logon experience I've ever used. When I created my last site, I was very excit

Don't know why persona never caught on, it was probably the best developer/user logon experience I've ever used. When I created my last site, I was very excited about persona, until I realized nobody was developing it anymore, which made me decide against using it. I wish Mozilla would have completed persona before abandoning it.