Even the user of the most quality and powerful cybernetics needs downtime to service them from time to time. Even Josh, despite having Forge-Capable Nanites, needs to routinely audit and service her own systems.
The Nanites may be able to completely restore her cybernetic neural grid in seconds if something broke using Nanite Forge Technology, but sometimes it's good to do that extra check just to be sure. Because even the most flawless system might get glitches causing it to fail.

Art by:  Strype
Josh belongs to me