AZURE REMOTEAPP DISPONIVEL COM CHAT!
Conforme o blog do time de RDS a função de chat foi habilitada no Azure RemoteApp.
https://www.remoteapp.windowsazure.com
Fonte: http://blogs.msdn.com/b/rds/archive/2015/03/02/azure-remoteapp-service-now-with-chat.aspx
Rafael Felipe