What range of user completion rates signals the Goldilocks zone for true habit adoption in a new digital workflow?

Answer

Between 70% and 90%.

A completion rate hovering between 70% and 90% signals that a task is engaging enough to warrant focus but achievable enough to encourage consistent return, indicating optimal difficulty for habit adoption.

What range of user completion rates signals the Goldilocks zone for true habit adoption in a new digital workflow?
Balanceprincipleeffectcondition