Yes, you're right, and the main point of the article indeed is that it required talking to 13 tax advisors for 1.5 years and paying them (and notaries) 18.7k€ in fees to implement this solution.
If this solution would be fast, cheap and simple, then I'd generally be fine with that. However, it is not.
If this solution would be fast, cheap and simple, then I'd generally be fine with that. However, it is not.