The couch made one deal: comfort now, hips later. Floor-sitting cultures — with their startling old-age mobility stats — never signed it. The ground-sitting rotation brings the deal home: TV time on the floor, positions rotating, hips quietly maintained by furniture refusal.

The Case Against One Position

Sitting is not the villain — sitting ONE WAY for decades is. Floor-sitting forces variety: no backrest means position changes every few minutes, each shift visiting different hip ranges. The fidgeting IS the feature; the couch’s stillness was the bug.

The Position Menu

The rotation: cross-legged (external rotation), 90/90 (the mobility guide’s shape — both directions), long-sit (hamstrings, honestly reported), side-sit, kneeling seiza (quads and ankles), and the deep squat cameo for the ambitious. Each position held until it complains, then rotate.

The Comfort Onboarding

Adult floor-sitting starts uncomfortable — the cushion under the hips is legal (raising the hips unlocks most positions), the wall as occasional backrest is legal, and ten-minute doses beat two-hour heroics. Comfort expands weekly; the floor keeps score kindly.

The Hidden Curriculum

Every floor session ends with the real exercise: getting up — the sitting-rising practice embedded for free, several times per episode. Floor-sitting cultures never trained get-ups; they just never stopped doing them. The couch can keep the guests; the floor keeps the hips.

Cushion under hips, positions on rotation, get-ups as the free finale. The floor was never the downgrade — it was the mobility program disguised as furniture minimalism, one episode at a time.