You are wrong. Maybe you did not read the paper which the article is reporting. From the paper abstract: "Identifying a fifteenth-century painting of a handax

You are wrong. Maybe you did not read the paper which the article is reporting. From the paper abstract: "Identifying a fifteenth-century painting of a handaxe does not change what we know about Acheulean individuals, but it does push back the evidence for when handaxes became a prominent part of the ‘modern’ social and cultural world." Indicating they think the painter and his contemporary society had a "culture" of appreciation for the objects as axes.