The article mentions it, but don’t insist on it. Duralex is now quite a special company: they were a renowned and beloved brand that was heading toward bankruptcy, until last year when the company was bought by its own workers and turned into a cooperative. Since then, they have stayed afloat, probably thanks mainly to people wanting to support a worker-owned business by buying their glasses, but still, it works. It’…
So it's a mix of history, tradition, enjoying good products, the pride you get from your country producing good products.