The formula: (craft) – (function*) = art.
Add just-so-ness of composition** and institutional approval*** to be certain.
*No need to subtract when the de facto “function” is to earn money or attract prestige for the creator.
**Firmly in the eye/ear/mind of the beholder.
***A status thing. Also stimulates follow-the-crowd instinct.
A blazing sun
white light bounces off