Here also is an example in which the context should have NOT been snipped... b/c a new reader is NOT going to understand the conclusion or the comment b/c too much of the context has been snipped.
New readers can click on the "Quote from" link if they want more context. In the old days, people used threaded newsreaders.
http://en.wikipedia.org/wiki/Posting_style#Trimming_and_reformatting