Does it have to be GUI software? If not, Q/Kdb[1] redefined my notion of "economy" in the sense of resource usage. The whole environment with about 60% of what

Does it have to be GUI software? If not, Q/Kdb[1] redefined my notion of "economy" in the sense of resource usage. The whole environment with about 60% of what you'd expect is like 500kb? It's also very very fast, processing millions of records a second. It changes the way you iterate on things when you can get results back instantly. This is one of the few software packages I've used in the last couple years that stunned me with speed. Most people are too lazy to care. Q/Kdb is far from perfect, but you didn't ask for perfect. :) [1] https://kx.com/ https://kx.com/