Oracle 18c: self-driving, self-scaling, self-repairing AND documentation-free (?)

Yesterday Larry Ellison announced Oracle 18c:

After 12c now 18c?
Why 18 and not another number greater 12?
Inside a whitepaper released with the announcment the version 18c is not named at all.

The whitepaper just contains some high level information about the autonomous database:

and some licensing information:

But no real information about this new database 18c.
If this new database works like promised:

Fully automated patching, upgrades, backups, and availability architecture perform all routine database maintenance tasks—without the need for human intervention.

then there is no need for documentation at all...