When 'feels instant' is the spec
Most performance work chases tail latency. GitHub Issues reframed it around distribution shape, then named 4.7% server/cache divergence as the price of feeling instant.
The small moves and tuning passes that separate good from generic.
5 entries
Most performance work chases tail latency. GitHub Issues reframed it around distribution shape, then named 4.7% server/cache divergence as the price of feeling instant.
Microsoft consolidated Copilot into four surfaces tied together by a 'Throw and Catch' pattern. The pattern, not the components, is the system.
Microsoft spent years replacing plastic packaging with paper. The commitment was easy; getting every millimeter to behave was the actual work.
Linear took designers and engineers to Athens and shipped a working build by Friday. The trust that made the loop close, not the offsite, is what's worth lifting.
Rauno tried to solve 'scroll back' with a minimap. The minimap caused jank, the jank needed a blur, and the blur almost worked.