New update on the Proposal for Replacing @ in Arabic emails address with Arabic symbol
Yes, you can use it right now !!
I was able to change some fonts with the help of Arabic font designers ( Saud and Abdullah Aref from Maktabat Alkhotot Alarabia), and now we have a font that render @ in it’s new Arabic shape, example below from MS-Word
The new Fonts can be downloaded from here
Phase 1: Use this symbol in email clients and applications that deal with email addresses and spread it usage and implementation.
Phase 2: Work on suggest the new symbol to Unicode and other standard bodies as new character should be used in email addresses with Arabic domain name.