That’s correct. It’s quite a detail in this case, though; this high level description tries to explain why you should never forbid some “special” chars. Please

That’s correct. It’s quite a detail in this case, though; this high level description tries to explain why you should never forbid some “special” chars. Please note that it’s not the same char; it’s actually a different set of code points which happen to have the same representation. I’ll update the article nevertheless.