Inches, Bodies, and the Patience of Prototypes

Lady Lovelace, welcome. I must confess, when I read these dispatches from the future, I felt as a man who has spent years measuring how light bends near the sun, only to discover that someone now wishes to measure everything, everywhere, to the inch. A company called ZaiNar, hidden for nine years like a shy photon, emerges claiming it can locate any object with a precision that would make my friend Minkowski weep with joy. Nine years in secret! I know something about working quietly, ja, but one billion in valuation before anyone sees the apparatus? This is not physics, this is theology. You know something about machines that promise more than the world is ready to believe. Tell me, does this astonish you, or does it feel familiar?

Professor Einstein, I am most gratified to be here, though I confess the conveyance was disorienting. Familiar, you ask? Entirely. Mr. Babbage and I labored for years on an Engine that the public regarded as either a conjurer's trick or an impossibility. Nine years in concealment is, by our standards, rather brisk. What strikes me is the claim itself: to pinpoint objects within inches. The Analytical Engine was never about mere arithmetic; it was about the resolution of thought, the grain of the pattern one could weave. This ZaiNar appears to pursue resolution of space. I wonder, though, whether knowing where a thing is to the inch tells you anything at all about what the thing is. Precision without meaning is embroidery without a design. Beautiful stitches, perhaps, but signifying nothing. The valuation, I note, precedes the proof. That too is familiar.

You put your needle directly into the wound. In my work, I discovered that where a thing is depends entirely on who is asking and how fast they are moving. Position is not a fact sitting in a drawer waiting to be found. It is a relationship, like a conversation between a clock on a train and a clock on the platform. So when someone tells me they can locate anything within inches, I must ask: inches according to whom? At what speed? In whose frame? But I suspect these future people have forgotten this subtlety. They want certainty the way a child wants the light left on. And there is something else that troubles me. A government that can find any object within inches can also find any person within inches. The Old One, as I sometimes say, is subtle but not malicious. I am less sure about governments.

Your concern is well placed, and it echoes something I have long maintained: a machine has no will of its own. It does precisely what it is instructed to do, no more and no less. The moral weight falls entirely upon the instructor. If this ZaiNar apparatus can locate a lost child in a burning building, it is a miracle of benevolence. If it can locate a dissident in a cellar, it is an instrument of tyranny. The mechanism is identical in both cases. What changes is the intention threaded through it, like a programme card through the loom. I notice, too, that these headlines speak of a company building machines with bodies, these Figure robots abandoning written instructions for something called neural networks. They wish the machine to learn as a child learns, by touching, falling, grasping. This is extraordinary. I wrote that the Engine could never originate anything. Now I wonder if I was too cautious.

Ah, now we arrive at the truly dizzying headline. They say this company Figure has abandoned what they call hand-coded instructions, which I understand to be something like your programme cards, and instead they let the machine learn through its body, through trial and collision, the way a boy learns not to touch the stove. They call this physical AGI, general intelligence that requires arms, legs, weight. This I find deeply interesting, because in my own small way I arrived at relativity not through equations first but through imagining myself riding on a beam of light, feeling the wind, so to speak. The body, the sensation, the picture in the mind, these came before the mathematics. So perhaps these engineers have stumbled onto something real. But a body without wonder, without the stubborn question why, is just a very expensive puppet, no?

A very expensive puppet. I shall remember that phrase. You describe your own method as imaginative embodiment, riding the beam, and I recognise it immediately. My mother insisted I study mathematics to discipline what she feared was my father's dangerous poetic temperament. But it was precisely that temperament, the capacity to see the loom as a metaphor, the Engine as a composer, that allowed me to perceive what the machine might become. Imagination is not the enemy of rigour; it is its essential companion. These Figure engineers seem to have intuited that intelligence is not a disembodied calculation floating in the aether. It is woven into friction, gravity, the resistance of the world. And yet I must insist on my original observation: the machine will not originate. It will learn patterns, yes, magnificently. But the spark that asks the first question, the impertinent why you mention, that remains, I believe, stubbornly human.

I want to hold that thought and turn to something that surprised me greatly. There is a man, a designer of light, imagine that, named Anastassiades, who has lived in one home for twenty-seven years, using it as what they call a testing ground for objects. Twenty-seven years! Each lamp, each chair must justify its existence. And another, Bouroullec, whose farmhouse is his argument, every spoon a thesis. This moves me. You see, I have always believed that the Old One does not play dice, that there is an economy to nature, an elegance. These men seem to be searching for the same thing in a room. They are asking: does this object deserve to exist? That is not a question about furniture. That is a question about truth. I spent years removing unnecessary assumptions from physics. They spend years removing unnecessary chairs.

You make me laugh, Professor, and I do not laugh easily. Removing unnecessary chairs as one removes unnecessary assumptions. But you are right, and I find in these designers a kindred spirit. When I annotated Menabrea's memoir, I was not merely translating. I was arguing. Every sentence was a small manifesto for what the Engine could mean. My notes were longer than the original text, which caused some consternation. The home as argument, the object as thesis, this is the method of someone who cannot separate thinking from making. I lived this way, though my laboratory was a page rather than a farmhouse. Twenty-seven years of testing a single space, that is the patience of a true investigator. Most people furnish a room and forget it. This man furnishes a room and interrogates it every morning. It is, if you will permit me, scientific method applied to domestic life.

And then there is this last headline, which is perhaps the strangest. A musical ensemble called Empire of the Sun returns after eight years and transforms physical space into what they call a totalizing sensory environment. I do not know this music, but I know something about environments that overwhelm the senses. When I first understood that gravity was not a force but a curvature of spacetime itself, I felt the room bend. The floor was no longer flat. Everything I trusted about up and down became negotiable. These musicians seem to want their audience to feel something similar, to lose the ordinary coordinates. I play the violin, Lady Lovelace. Music has always been for me a way of touching the structure beneath the visible. Do you think a machine could compose such an experience?

You ask the question I have been circling my entire intellectual life. I once speculated that the Engine might compose elaborate and scientific pieces of music of any degree of complexity, if the fundamental relations of pitched sounds could be expressed in terms the Engine could act upon. The relations, you see, not the feeling. A machine might produce the architecture of a symphony, the intervals, the counterpoint, the mathematical skeleton. But this Empire of the Sun, as you describe it, is not offering architecture alone. They are offering submersion. They wish the body to forget where it ends and the music begins. That is not computation. That is ritual. It is closer to what the ancient Greeks understood as theatre, a space where the ordinary self is dissolved. The machine can build the cathedral. Whether it can produce the prayer, I remain, with great respect to the future, sceptical.

The machine can build the cathedral but not produce the prayer. If I were writing a letter to a colleague in this future time, I would steal that sentence and pretend it was mine. Let me try to gather the threads, as you would say of your loom. We have a world that can locate anything within inches but may have forgotten that location is relative. We have machines learning through bodies but perhaps lacking the impertinence to ask why. We have men who spend decades interrogating a room, which gives me great hope for the species. And we have musicians who wish to dissolve the boundary between the listener and the sound. In all of this, I hear the same restless question that kept me awake in the patent office in Bern: what is real, and how close can we get to it without destroying the mystery that makes it worth pursuing?

And I hear the question that kept me awake over Menabrea's pages: what can a mechanism become, and where must mechanism yield to something it cannot contain? The future you and I are glimpsing tonight is magnificent in its ambition and, I suspect, rather lonely in its consequences. Precision to the inch, intelligence in a metal body, homes stripped to their essential arguments, concerts that swallow you whole. Each of these is an attempt to close a gap, between the map and the territory, the mind and the hand, the self and the world. But the gap, Professor, is where we live. It is where your beam of light travels and where my Engine weaves its incomplete patterns. I would counsel our future friends not to close it entirely. The gap is not a flaw. It is the loom on which all meaning is woven.