Soon is not as good as now.
What evidence would you need to see to change your mind about this?
Learn. Ceaselessly. Learn to code, to write persuasively, to understand new technologies, to bring out the best in your team, to find underused resources and to spot patterns.
Art changes posture and posture changes innocent bystanders.
I wonder if real art comes when you build the thing that they don't have a prize for yet.
Nothing about becoming indispensable is easy. If it's easy, it's already been done and it's no longer valuable.