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And how does that change anything else he says?

It doesn't. Thats also not how "literally" works either. Your commentary surely tells the reader to use caution, but not how you think it does.

He's not untouchable just because he's writes a good technical article. He should be called out for spewing hateful bigotry on his Twitter.

Maybe for you. But not for me or others. Careful where you stick your nose.