If you can have better solution to the problem at hand with the library, you will solve it faster. Turnaround time for library is much less than for a compiler.

If you can have better solution to the problem at hand with the library, you will solve it faster. Turnaround time for library is much less than for a compiler. So if language provides a way to solve something with a library instead of compiler, it provides a way for faster path to solution.