> Thanks Yao.

>  

> What do people do until ‘…all major email service providers…” are upgraded.

>  

push them to upgrade their service.
 

> And, do you have any sense of how you will measure such success?   Once 10 billion email addresses under management are achieved?

 >
in current stage, I think that the following may be a criteria.
how many email service providers have been upgraded to support eai?
how many clients/servers have supported EAI?

in next stage, may be " 10 billion email addresses under management are achieved with EAI"

Jiankang Yao
 

> Don