The functionality to make it possible to change the name of an O365 tenant, especially with Sharepoint Online in mind, is being planned. There is no ETA at this time though.
We have announced that Group Owners will be able to leverage existing groups to drive membership in Office 365 Groups.
An error occurred while saving the commentAndy Tuke (Jisc) commented
Why is it that one of the largest software companies in the world have a release velocity that appears soooooo slow?
You havent even released things that were announced at Ignite last year