The article raises good points about the need for formal societal taboos against constant work. The ideal (often violated, though) in our modern society of the "40-hour week" as a reasonable amount is one of them. Having regular times for contemplation and separation from the bustle of the world is important. The gig economy has dangers in it. There's a liberating aspect in that people "can choose their own hours," b…
If everyone is working more, more value is being created in total. So it's not zero-sum. You might then say "Yes, sure, but is working more hours to buy more things really better than a culture where we work less and spend more time eating dinner with our families?", which I would agree with, but is more of a cultural comment than an economic comment.