[kami8845]

Why is it OK to be rude through abbreviations?

You'd get heavily downvoted for asking "Did Peter Norvig not read the fucking article?", yet that's exactly what you've put into everyone's mind with your comment.

[philwelch]

Initialisms like "RTFA" lose their literal intensity through overuse.

[icebraining]

Well, to me RTFA is such a common expression that I don't even associate it with the original words anymore; it has become a word on its own.