Oh the irony! "The rest if that"???
Don't be such a douche bud, especially when you can't do any better. That post is about programming, it's not a spelling bee or a grammar contest. Worse case, you can mention and correct the mistakes, so that he will learn.
You don't have to say that it's a waste of your precious time because nobody gives a damn, and it makes you look like a jerk.
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