On what we cannot build our way out of.
To whoever is reading this,
We make software for travellers — maps, the weather ahead, the small news of the towns you pass through. It is a modest trade and we like it. But building the flood page you may have just read left us with something we did not set out to say, and it would be dishonest to keep it to ourselves.
We are engineers, and we believe in engineering; it is among the most hopeful things our species does. A wall can hold a river. A pump can empty a street. A forecast can buy a family the minutes that save their lives — and we have spent years on exactly those minutes. Nothing here is a retreat from any of that.
But there is a scale at which the habit of engineering quietly turns into a mistake. A dam moves a flood; it does not unmake the water. A seawall raises the line the sea must clear; it does not lower the sea. Air that is warmer holds more water whether or not we are ready for the rain, and ice that is warmer becomes water on its own schedule — high up, where no wall reaches — and comes down when it comes down. These are not opinions. They are properties of water and heat, as steady and as indifferent as arithmetic. You cannot out-argue them and you cannot out-build them, because they are not opposing you. They are simply true.
We say this apolitically, and we mean that plainly. None of it belongs to one country, one party, or one moment. A river rising in the dark does not check who lives downstream. Physics keeps no side. And that, oddly, is the consoling part: what is common to everyone is also answerable by everyone, in the same unglamorous ways — build well, hold humbler expectations of what building can do, and, above all, leave room. Room for the water to go somewhere that is not a bedroom. Room in our plans for the season nature is actually going to have, and not the one we drew for it.
No amount of engineering is going to be the answer at the true scale of the planet. Cleverness is not the same as permission.
We can, and should, keep building the walls and the warnings and the maps. But we will have to do it while abiding by the physical properties of nature as we understand them — meeting the world on its terms, because it is not going to meet us on ours. The engineering that lasts is the kind that respects the limit it works inside. The engineering that fails is the kind that mistook a limit for a problem.
If you take one thing onto the road with you, let it be that instinct: when the map and the mountain disagree, believe the mountain.
Safe travels. Watch the sky — and the water.
— the people who built onway,
for LINUS Software, LLC