It applies to applications as well. My general beliefs on the topic: most improvements that people come up with don't move the needle for the business. Doing th

It applies to applications as well. My general beliefs on the topic: most improvements that people come up with don't move the needle for the business. Doing the same thing but a little better will sometimes have an impact, generally not. The exception to this is speed. Speed improvements deliver more consistently than anything else, and they keep delivering as you improve. Improving speed is the surest bet you can make.