Raw materials are easily identifiable, a lot of the time. Making the most of potential requires knowledge and insight.
In some situations, it is perfectly fine to present raw materials as they are, without any need to tart them up in any way. If something works, why bother with tinkering or tampering?
On the other hand, the presentation of a highly skilled craftsperson’s handiwork can be an intensely pleasurable experience.
There are many shades, shapes and permutations of material in the range from rawness to refinement.
Broad brush strokes on a canvas work well for some, but not for everyone.