> Most of the 1980-1995 cases could fit the entire datasets in CPU cache and be insanely fast. How big do you think CPU caches were at the time? CPUs towards t

> Most of the 1980-1995 cases could fit the entire datasets in CPU cache and be insanely fast. How big do you think CPU caches were at the time? CPUs towards the start of the era didn't even have caches.