Thanks Scott and Opkar for quick reply on this .I am only confused only when  it is mentioned as next generation of replication in documentation . Your answered helped us a lot .Thanks,Dinesh

Hi ,I have come across in AEM 6.2 release notes that Sling Content Distribution (SCD) is next generation of Replication [0] . I knew that SCD is used for User Profile Sync across various instances , AS SCD works on packages , It is also known that there are slight delays while syncing data across va...