Earlier quoted context omitted.
Language is defined by the people who speak it, not by some authority. If people are using “les” than it is part of Spanish.
> Language is defined by the people who speak it, not by some authority. This may be true in case of English, but not necessarily in case of many national languages.
> This may be true in case of English, but not necessarily in case of many national languages.
Counterexample: The German Rechtschreibreform of 1996 was mainly retracted after a decade of popular resistance. Seems even languages that are ostensibly “regulated by a central authority” in the end follow the will of those who use the language.
[1]: https://en.wikipedia.org/wiki/German_orthography_reform_of_1...