performant == relative (efficient on the hardware available).
e.g. an algorithm may be performant on a little Cortex-M but certainly is not fast compared to the same code on an I7.
17km/hour is an absolute speed. It is fast for a runner, OK for a cyclist and slow for a car.
"Fast" is relative.
but in the context the original sentence was used, the statement stands.
English is not the most precise language....
performant == relative (efficient on the hardware available).
e.g. an algorithm may be performant on a little Cortex-M but certainly is not fast compared to the same code on an I7.