keeping the lights on · upkeep
Maintenance at exactly the rate that holds a thing inside its window, with nothing left over for anything else.
ordinarily means: Doing the minimum work to prevent a system from failing.
Examples
- The International Space Station requires weekly coolant refills to prevent system-wide freezing in shadow orbits. engineering
- The 2003 Northeast Blackout began when overgrown trees in Ohio disrupted a power line, overwhelming backup monitoring systems. institutions
- Yeast cells in a glucose-limited culture consume 98% of ATP just maintaining membrane potentials, not growing. biology
Emergence
Chain to foundations
as tree
- keeping the lights onL17
- maintenanceL14
- workL3
- parameterL4
- windowL7
- parameterL4 (shown above)
- rangeL3
- boundaryL2 (shown above)
- persistL1 (shown above)
- changeL1 (shown above)
- outsideL6
- partL1 (shown above)
- holdL13
- touchL3
- forceL12
- keepL5
- motionL2 (shown above)
- insideL5 (shown above)
- windowL7 (shown above)
- parameterL4 (shown above)
- workL3 (shown above)
- maintenanceL14
Neighborhood
Concepts that depend on this one above; what it is built from below.