As a person from a different language/accent who has to deal with this on a regular basis - having assistants like Siri not understand what I want to say, even

As a person from a different language/accent who has to deal with this on a regular basis - having assistants like Siri not understand what I want to say, even though native speakers don't have such problem... Or before an advent of UTF - websites and apps ignoring special characters usable in my language. I wouldn't consider this a matter of ethics, and more of a technology limitations or ignorance.