Does Zoho Mail have the Email conversation feature????

I can't find the Conversation feature in Zoho Mail.  Post from June 2009 says that the Conversation feature is scheduled to be release but in Feb 2009 I know it was part of Zoho Mail.  Where is that feature has it been removed?  Thank you.

SUBMITTING AGAIN:

Please reply Zoho Support.  Will you be activating the Conversation feature in Zoho Mail.  You used to have it but I think you disabled it.  Google has it, will you be enabling it again.
George
yourbizzwizz.com