Some days, he said, "Some days it's more than enough. A man brought me his grandfather's outboard motor wrapped in a beach towel last week because it was the last thing that smelled like him." He paused. You tell me if that's enough. Daniel didn't have an answer for that.
He sat there for a moment and then he said, "Vale is making calls. I don't know to who, but he's been on his phone since 6:00." Malcolm nodded slowly. He had expected that the moment the overlay appeared on that monitor and made 14 data sets line up with perfect consistency. Malcolm had known Vale would start working the phones because what the overlay demonstrated wasn't just that Malcolm's analysis was right.
It demonstrated that Vale's analysis had been wrong for 6 weeks and that the corrections Vale had recommended had made a critical situation worse and that there were people at the senior level of this program who needed to decide what to do with that information. Let him make his calls. Malcolm said, "You're not worried. I'm always worried. Worry is how you stay careful."
He looked up from the legal pad, but I stopped letting it stop me a long time ago. He went back to his equations. Daniel sat there another minute watching him work. Then he got up and went back to his workstation and they worked through the evening in their separate rooms and the building settled around them into the particular quiet of people who are not done yet and outside somewhere. Richard Vale was talking on his phone and 17 days from this moment a rocket was either going to fly correctly or it wasn't.
And the window between those two outcomes was measured in milliseconds and a piece of courage that had been sitting in a gravel lot garage in Alabama for 8 years waiting for someone to come and find it. At 9 51 that night, Malcolm called Ava. She picked up on the second ring. What did you find? She said no hello, no how are you?
Straight to it. A coupling resonance in the ignition restart sequence. He said three systems synchronizing when they shouldn't. A pause like when two pendulums sink up through a shared surface. Malcolm stopped writing.
Exactly like that, he said. Another pause. Is it fixable? That's what I'm working on tonight. Is Richard Vil there?
He was quiet for half a second. How do you know that name? Your notebook's dad. The old ones in the box under your workbench. Her voice was careful measuring something.
I wasn't snooping. One fell open when I was moving it to get to the shelf behind it. His name was on a lot of the pages. Not good things. Malcolm leaned back in his chair and looked at the ceiling.
Yeah, he said. He's here. Be careful. I'm always careful. You're almost never careful, she said.
You're always right, but careful is different. He almost laughed. Good night, Ava. Good night, Dad. A pause.
Tell me what you find. I will. He put the phone down and looked at the legal pad in front of him. And Richard Vale's name was not on any of these pages, and the equations here were clean and precise and indifferent to the history behind them. And that was the thing about the work that had always studied him.
The work did not care about any of it. The work only cared about what was true. He picked up his pencil and he kept going. Malcolm did not sleep that night, not because he couldn't, because he didn't want to. The legal pad was full by midnight, and he'd started on the back of the specification sheets, working through the timing model with the kind of sustained focus that used to frighten junior engineers who worked near him.
The total quiet, the pencil moving without pause, the complete absence of any signal that he was aware of anything outside the numbers. Daniel had looked in on him twice. once at 11:30 and once at 12:45. And both times, Malcolm had asked a single question and then gone back to working before Daniel finished answering. By 2:00 in the morning, Malcolm had a preliminary revised ignition sequence. It was not elegant.
Not yet. It was the engineering equivalent of a rough draft correct in principle needing refinement in execution. Three control events modified. Restart initiation delayed by 140 milliseconds relative to current programming. Turbo pump ramp rate adjusted by a factor that took him 40 minutes to calculate precisely.
Cryogenic feed valve open timing shifted by 80 milliseconds in the opposite direction of the restart delay, creating a deliberate phase offset between the three systems that would prevent them from achieving coherence at the 11second mark. He read through it twice, checking every number against its source. Then he set the pencil down, leaned back in the chair, and closed his eyes for exactly 20 minutes. When he opened them again, he made a change to one number. The kind of change that looks small on paper and carries enormous consequences inside a combustion chamber, operating at extreme temperature and pressure.
He stared at the revised figure for three full minutes before deciding it was right. At 3:17 in the morning, he slid the pages under the conference room door of the lab's overnight engineer. A woman named Chen, who was running monitoring protocols on the current test hardware, with a note that said, "Run these parameters through the thermal model and tell me what the feed line temperature gradient looks like at t + 8 seconds. Read." Then he went to find somewhere to sleep for a few hours.
He found a couch in a break room on the second floor. It was uncomfortable in the specific way that institutional furniture is always uncomfortable. Built with the assumption that nobody will actually use it for the purpose it represents. Malcolm lay down on it anyway and he was asleep in 4 minutes because he had learned a long time ago that rest was not a luxury but a tool. And a good mechanic used every tool available.
He was back in the lab at 6:45. Shin met him at the door. She was young, maybe 25, and she had the expression of someone who had been up all night and found something unexpected at the end of it. She handed him three pages of thermal modeling output without saying anything first, which told him immediately that she had seen something that made her careful about how she introduced it. Malcolm looked at the pages.
At t plus 8 seconds, the feed line temperature gradient under his revised parameters showed a variance. He hadn't accounted for a cold spot formation near the turbo pump inlet caused by the shifted valve timing. Not dangerous in itself, but it would affect the turbo pump's inlet pressure by a margin that if left unressed would introduce a secondary oscillation of its own, smaller than the one he was trying to eliminate, but present and measurable. His revised sequence had solved the primary problem and created a secondary one. He went back to the conference room.
He worked through the secondary issue for 90 minutes while the lab gradually filled with people. The morning shift arriving with coffee cups and the particular energy of people walking into a situation they knew was not resolved. Daniel appeared at 7:30, looked at Malcolm's face, looked at the pages on the table, and sat down without being invited. Problem, Daniel said. Secondary thermal effect at the inlet.