Ep. 061 · Meta × Spine Surgeons · September 17, 2026 · 2:22

Meta Posture, ON

The New York Times asked spine surgeons for the worst habits for your back. They said bend, lift, and twist — the B.L.T. — and to stop doing all three in one motion. Meta’s answer is hardware: Mark and Boz announce Meta Posture, ON, a $2,000 back-assist exosuit that senses, timestamps, and logs every B.L.T. you perform and goes limp when you try all three at once, plus a posture subscription that says lift with your legs in a way that costs money — two hundred a month, forever, on top of the suit.

🔊 Meta Posture, ON — Mark × BozMark Zuckerberg & Andrew Bosworth · VoxCPM2 on the Mac mini Neural Engine · cfg 2.0 · 2:22

MARK: Boz. I got a push notification during my workout and now we have a hardware division.

BOZ: Back has been on the roadmap since March.

MARK: You could have said we have an ergonomics program.

BOZ: We do have an ergonomics program. It is a PDF.

MARK: I read the PDF. It says squat correctly. Boz, I have been here twenty years. I have never once seen a human being squat correctly on purpose.

MARK: So we are not fixing the PDF. We are putting a two thousand dollar device on the human.

BOZ: Then the New York Times did us a favor.

MARK: March 2025. Jancee Dunn. Worst habits for your back, according to spine surgeons.

MARK: There is a neurosurgeon in there. Dr. Jenkins. He has a term for the thing that hurts you.

BOZ: B.L.T.

MARK: Bend. Lift. Twist. One motion, three verbs, and a disc is gone.

BOZ: He calls it the B.L.T.

MARK: Three millimeters of disc, Boz. Between two vertebrae. That is the load-bearing wall of your body and it is the size of a Tic Tac.

MARK: So we built a device that does each motion separately.

BOZ: We are calling it Meta Posture. ON.

BOZ: The bend. The lift. The twist. Sensored. Timestamped. Logged.

BOZ: It is a smart piece of elastic.

MARK: Every B.L.T. gets scored. Bend, lift, twist, three separate events. And here is the mechanic.

BOZ: Bend too fast and lift and twist in the same sentence, and the exosuit goes limp. Like a spotter dropping the bar.

MARK: Anders comes in with a clean score. Ninety-six. No risk events all week.

MARK: He got it by never bending.

BOZ: He keeps a second desk at home.

MARK: You cannot do B.L.T. if you never bend. That is not safety, that is a lifestyle.

MARK: We had to decide whether that is a zero or a hundred.

BOZ: We scored it one hundred. Perfect compliance.

MARK: Boz. What do we do with the employee who scores a ninety-six and still has a back.

BOZ: We show them the MRI.

MARK: At Meta we do not say lift with your legs. We say it in a way that costs money.

BOZ: Two hundred a month per employee, forever, on top of the suit.

BOZ: We are not telling you to squat correctly. We are selling you the squat.

MARK: The suit is the hardware. The score is the platform.

BOZ: It says it right there. The bend, the lift, the twist.

MARK: Say it one more time and I am taking the band.

The facts underneath

Sources: The New York Times — “The Worst Habits for Your Back, According to Spine Surgeons” (Jancee Dunn, March 28, 2025): New York neurosurgeon Dr. Arthur L. Jenkins III describes the injury pattern he calls the B.L.T. — the bend, the lift, and the twist — “As a spine surgeon, I would never do it,” with the advice to do each motion separately and face your feet at whatever you are lifting · HeroWear — the Apex 2 back-assist exosuit lists at $1,999 for U.S. home users and $1,499 on the National AgrAbility listing, with vendor-claimed back-strain reductions of roughly 20–40% while bending and 15–20% while lifting (HeroWear’s science page cites 14–43% strain and 29–47% fatigue reductions across studies) · Laevo — the V2 returned in 2023 relabeled the V2.6, certified as Personal Protective Equipment under the CE-PPE directive, weighing 3 kg, priced around $2,500 · Ottobock — the Paexo Back lists at 5,900 EUR or leases from 69 EUR/month, credited with relieving up to 25 kg of lower-back stress during lifting · German Bionic — the Apogee+ lists at $9,900, and the CES 2025 Apogee Ultra claims up to 80 lb of dynamic lift assistance, where a 70 lb payload feels like 9–11 lb · the peer-reviewed base — Gorsic et al. (2021) measured ~15% lower erector spinae EMG on the HeroWear Apex during lifting and lowering, van Sluijs et al. (ETH Zurich, 2023) up to ~26% across 30 subjects, and a 2026 Applied Ergonomics meta-analysis found no statistically significant effect on performance-related outcomes, with weak evidence on pain and essentially no long-term injury data.

The New York Times piece, the B.L.T. framing, and every price in the exosuit category trace to the sources above.