But unfortunately it is the type of thing that, although obviously a superior solution, is unlikely to be adopted in the rest of the world. Where I live, as, I think, in most places, people would think you were very strange if you put those kinds of metal shutters on your windows, and I can even imagine neighbours being displeased with you as it makes it look like it is a bad neighbourhood.
Very common in Italy as well - search Images or Youtube for "finestra tapparelle" for an idea. The sound of tapparelle is super ingrained in many european minds, i.e. https://italybeyondtheobvious.com/taparelle/
