They are permanent. Updates to their status are posted on the tracker, which is kept up to date. Most carriers stay in their system for years, so, don't worry about docking for a long time.This is an absolutely wonderful arrangement but I have a question. Are these carriers permanent? What if we make our way towards one and it decides to 'leave' beforehand?
Is docking on one long-term [as in several weeks] not a good idea?
They are permanent. Updates to their status are posted on the tracker, which is kept up to date. Most carriers stay in their system for years, so, don't worry about docking for a long time.