As of Reference Documentation for Bash Edition 5.2, for Bash Version 5.2. September 2022
In 3.1.2.5 Locale-Specific Translation Quoting from the first paragraph of this section: If the current locale is C or POSIX, if there are no translations available, of if the string is not translated, the dollar sign is ignored. This sentence should read: If the current locale is C or POSIX, if there are no translations available, or if the string is not translated, the dollar sign is ignored.