Tom Verrilli's model for healthy product cadence: good product work cycles between zooming out (planning, learning, revisiting strategy) and pressing in (shipping, executing against what was just decided) — like playing an accordion, expanding and compressing in alternation.
The framing is explicitly against two failure modes at either extreme: pure blind iteration (never zooming out to re-plan) and long, fixed roadmaps (never zooming back in to ship against a plan once it's set).
Related: Four-Quarter Rolling Roadmap, OODA Loop as a Shared Orientation Exercise.