Seventy-five percent of the time. Oh, that's why, then. I've always mispronounced Warren Beatty's name. So now if you interview him, you'll know. I don't really care if they do.
Nobody can assume that, to a writer, everything is off-limits.
Your work is very visual, as well as concerning itself with the inner lives of your characters. It's almost cinematic. The reader's going to look for continuity. No, not tedious. In some ways this builds up tension.