Initially posted by Jeff Ingalls at the FIM 2010 FB group: https://www.facebook.com/groups/155109068156/10153501281698157/?notif_t=group_activity
Except for an important set of fixed, there are some very interesting features added to MIM 2016
MIM Synchronization Service
This update adds the ability to override the default Synchronization engine behavior of changing run profile GUID after export and import of the server configuration.
This update extends the functionality of the AD MA configuration cmdlets to be able to handle multiple partitions.
This update adds a new cmdlet Add-MIISADMARunProfileStep.
This update adds the ability to fully customize the portal header.
Privileged Access Management (PAM)
Some group memberships may not be removed by the MIM component service after the PAM request expiration period. This hotfix addresses removal of expired group memberships.
Check it out in the detailed content of the KB article (https://support.microsoft.com/en-us/kb/3134725)