Meanwhile, in third-world, overly bureaucratic Italy, one has to wait several months to get all the paperwork in order to take advantage of a solar installation. Self-deployed solutions are also limited to 800 watts, which is peanuts in today's world.
Italy is third world country now?
You have clearly never spent anything but holiday time in a underdeveloped county. If ever. You won’t draw similarities otherwise. Completely different standing points.
That is the case only if you want to give your surplus back to the grid. If you avoid that, you are only limited to a maximum power of 20kW of solar panels installed.