I happen to know quite a few people from Germany. All things considered, there are good jobs and they have decent living standards.
> Really, if in a (over)socialist country
Germany? (Over)socialist? Are you high?
> I have an idea to build my personal wealth, why would I give jobs to all these protected guys, if I can leave them jobless, and get €€€ using minimal team I can assemble. Ideally - being solopreneur at all.
By all means, do it. What are you waiting for?
Fact is there is money to be made by employing these "protected guys", they are certainly not jobless.