I am in the exact same boat. One note I'll add is that the first time I was already trying to make sense of it, and sort of interpreted the sound as something l

I am in the exact same boat. One note I'll add is that the first time I was already trying to make sense of it, and sort of interpreted the sound as something like "Perhaps you should <gibberish>". I still heard that after knowing the real sentence, so it may be a case that our own brain can supply that prior knowledge, even if it turns out to be incorrect.