The one caveat to using the 'Automatic' setting is that it can lead to
user frustration if they have a project marked 'Complete' but need to go
back and add a forgotten task. They'll get stuck in a loop where they
set it to Current, and Workfront will immediately mark it Complete since
all the existing tasks are already 100%. If it makes sense in your
environment, or for a particular team, the project preferences in Setup
can be configured to allow 'Add and edit tasks' after a project is
marked ...