This is almost never the criteria people use as it is often not that important. Productivity is often a bigger factor. Security and Robustness is another facto

This is almost never the criteria people use as it is often not that important. Productivity is often a bigger factor. Security and Robustness is another factor. Libraries is another, portability, Platform limitations, Domain problem to be solved. Most software these days isn't really constrained by speed, if the software ran 10x faster, you'd only get marginal gains.