Yahoo mail has done it last year. They even have this on the web client on desktop. http://techcrunch.com/2015/12/10/yo-dawg-i-heard-you-like-ya.. http://techcr

Yahoo mail has done it last year. They even have this on the web client on desktop. http://techcrunch.com/2015/12/10/yo-dawg-i-heard-you-like-ya.. http://techcrunch.com/2015/12/10/yo-dawg-i-heard-you-like-ya....