The author mentioned they’ve been self-employed for 15 years, then proceeds to make a bunch of claims about traditional employment, like being “your professional development being structurally supported,” but it’s important to remember the variance in normal employment, too.
When you’re valuable in a certain position at a company, trying to grow beyond it is like swimming upstream in a raging current. The pigeonholing that happens when you work for a big company is not to be underestimated.
I was about to say something similar. It may be true that the ideal image of the entrepreneur is the exception rather than the typical for the self-employed, but I would say the same for the image the author paints of the career employee. For every self-actualized employee with an enriching network, meaningful work, and supportive surroundings there are many more who are just trying to make ends meet in a meaningless, toxic, soul-sucking environment. The grass is very much greener on the other side...