Here's a counterargument to that: you have to read and understand those "trivial" functions only once and just assume they are correct and do what they do when

Here's a counterargument to that: you have to read and understand those "trivial" functions only once and just assume they are correct and do what they do when you keep encountering calls to them. > Modern IDEs help, but there's only so much they can do. Exactly. In my experience (YMMV) 100% of the time the complaints about using "too many functions" (or similar) come from people who use poor tools or don't really know how to use them.