Earlier quoted context omitted.
If you only care about the material and physical utility of the product, you can order the sweater from AliExpress for 5% of the cost and no time spent.
Knitting is enjoyable for many people and can even be a form of stress relief. AliExpress is just more consumption.
So the conclusion is that the utility of the activity is subjective, and if most people spend their time listening to AI factually incorrect podcasts about knitting and enjoying it, it's no different than knitting yourself and enjoying it. The blog was poor in this disambiguation, and pushed a more Aristotole-like ontological view of what is meaningful, which is more common view in engineering/hard-science dominated fields.