I guess if you have enough hardware resources, and the delta is low, it may not matter. After all, we run Unix commands tens or hundreds of times a day, alone

I guess if you have enough hardware resources, and the delta is low, it may not matter. After all, we run Unix commands tens or hundreds of times a day, alone or in pipelines, to get things done, vs. putting all the needed functionality into one program and calling it. Various pros and cons exist for both approaches ...