The Button Comes Back: When the Hardest Control to Design Is the One You Can Feel

A safety body and a Ferrari just told the whole industry the same thing — the touchscreen took something away, and now the decision is which knobs earn the right to stay. This is Design Intelligence #192.

For a decade the slab of glass was the answer to every interior question. One screen, infinite menus, zero tooling cost, a software update instead of a model-year refresh. The dashboard became a phone, and the phone never had a wrong answer. Then, in the same season, two very different institutions said the quiet part out loud. From January 2026, Euro NCAP withholds points toward a five-star safety rating from cars that bury indicators, hazard lights, horn, wipers and the emergency call behind a screen — they must be physical, operable without looking, operable with gloves on. And Ferrari, unveiling its first electric car, the Luce, on 25 May 2026, handed the interior to Jony Ive and Marc Newson's LoveFrom — the people who taught the world to love glass — and they brought back machined dials, mechanical switches and tactile paddles.

The counter-revolution is not nostalgia. It is a correction. And the design decision it forces is harder than the one it replaces: not what goes on the screen, but what is allowed to leave it — which functions earn a dedicated piece of hardware, where on the body of the car your hand can find them without your eyes, and what each one should feel like in the dark. A button is the most expensive control to get right because it cannot be patched.

The decision the screen let everyone skip

A touchscreen is a decision-deferral machine. Every function it absorbs is a layout argument never had, a hierarchy never settled, a piece of tooling never cut. That is precisely why it spread: it let interior teams ship ambiguity. The cost of that deferral didn't disappear — it moved into the driver's lap, two seconds at a time, the glance away from the road that Euro NCAP's distraction data now treats as a safety failure rather than a UX trade-off.

Bringing controls back to hardware re-imposes the decisions the screen let everyone skip. You cannot have a menu of climate buttons; you must choose the three that deserve metal. You cannot reorder them in an update; the position is poured into the molding. Design Intelligence is, at root, the discipline of making expensive-to-reverse decisions well — and a button is the most expensive-to-reverse control in the cabin. The screen was cheap because it was reversible. The knob is dear because it is committed.

What earns the right to be physical

The regulation draws the floor: a handful of safety functions must be tactile. The interesting design work is everything above the floor — the discretionary buttons a brand chooses to spend on. Volume, temperature, drive mode, the seat heaters: each is a vote that this function is used often enough, urgently enough, or emotionally enough to deserve a permanent address.

LoveFrom's Luce is a clean reading of this. The reported short-list is telling — a steering assembly with physical mechanical dials and magnetic torque-control paddles, the heritage Manettino, dedicated switches for the things a hand reaches for blind. Not a button for everything; a button for the right things, and a small floating screen for the rest. That is the whole game: the count is a brand statement. A car with forty physical controls is saying something different from a car with six, and both can be correct — but only if the six were chosen, not defaulted. The wrong six is worse than a screen.

A button is a CMF problem wearing an ergonomics costume

Once a function earns hardware, the decision multiplies. A knob has a diameter, a detent weight, a knurl pattern, a rotational endpoint, a material temperature on a winter morning, a sound when it clicks. Ive and Newson reached for glass and anodised aluminium not because plastic wouldn't work but because the feel is the message — a Ferrari control should feel like a Ferrari, and feel is CMF and haptics and acoustics fused into one judgement that no spec sheet captures.

This is where most teams will get the counter-revolution wrong. They will read "add buttons" as a parts-list instruction and ship a panel of identical black squares — the screen's blandness extruded into physical form. The hard, brand-defining work is that every control should be legible by touch alone: shape-coded, weight-coded, placed by muscle memory, distinct under a thumb at night. That is a decision that can only be judged by experiencing it, not by reading it — which is exactly the class of decision DEPIX exists to let a chief evaluate before the tooling is cut.

The control as the most concentrated brand surface

A grille is seen once, from outside, by everyone. A volume knob is touched ten thousand times, from inside, by the one person whose loyalty pays for the next car. Per square centimetre, the controls a driver's hand lives on are the most concentrated brand surface in the vehicle — and for fifteen years the industry abstracted them into a sheet of glass that feels identical in a Ferrari and a budget crossover.

The return of the physical control is therefore a return of differentiation precisely where it compounds. The yoke or wheel, the drive selector, the one rotary you spin every drive — these are where a brand's character is felt rather than seen, and where sameness is most quietly corrosive. A chief who treats the button comeback as a compliance checkbox will hit the safety floor and miss the brand ceiling entirely.

The decision is the product

The Luce will be judged on its silhouette in the press and on its dial weight by its owners — and the second judgement is the one that decides whether they buy the next one. Euro NCAP has made the floor mandatory; that is settled and uninteresting. The discretionary layer above it — which functions earn metal, where the hand finds them, what they feel like in the dark, how the count expresses the marque — is a chain of high-commitment, low-reversibility decisions that have to be right before the molding is cut, because a button, unlike a menu, cannot be updated after launch.

That is the DEPIX argument in one sentence: the photoreal cabin is the evidence, but the keep-or-screen short-list and the feel of every control that survives it is the product. As the industry pours its interiors back into hardware, the brands that win will be the ones that decided which controls to keep with intelligence rather than inertia — choosing, not defaulting.

Sources: Dezeen, "Jony Ive and Marc Newson shun touchscreens for interior of Ferrari's first electric car," 13 February 2026; designboom, "Ferrari unveils Luce, its first electric car designed by Jony Ive and Marc Newson," 25 May 2026; CNN Business, "Ferrari Luce: Italian sportscar maker unveils its first electric car," 26 May 2026; ETSC, "Cars will need buttons not just touchscreens to get a 5-star Euro NCAP safety rating"; Euro NCAP 2026 assessment protocol (physical-control requirement effective January 2026); LinkedIn posts (live search, June 2026): "Why Jony Ive Brought Physical Buttons Back to the New Ferrari EV" (1 week ago), "Insight into the trend to go more analogue with car controls" (1 day ago).