[hyperpallium]

This is like an MVP, where you quickly find out if people actually want it; if they do, you get motivation. A step earlier is an actual prototype, where am inventor sees whether the idea works or not; if so, it's motivating.

Not sure how this applies to proof, which has to be perfect to work at all. Pehaps Tao's skeleton, then filling in the most crucial parts first, is exactly this.