People who use Usenet should follow the accepted practices of Usenet, not
just those of 15 years ago, but those of today. With modern windowed
newsreaders and relatively large caches of older messages, top posting seems
to be widely preferred. Top posting is not "rude."

Of course, if you are still using an early version of UNIX and a 300-baud
ADM-3A, where you cannot page up and down while reading a message, top
posting may be somewhat inconvenient for you. But that is not the world in
which we live.

2) Top posting, and lack of "snipping" is still rude.