http://www.avweb.com/news/pelican/182100-1.html
The 45-Degree Zealots
There's not a syllable in the FARs about 45-degree traffic pattern entries.
Nor does the AIM require them. There exists, however, a small-but-vocal
cadre of pilots - and even some FAA inspectors - who consider any other type
of pattern entry (straight-in, crosswind, etc.) to be a felony. These
By John Deakin
I would consider myself far from a 45 entry nazi. I have never
complained to anyone on CTAF, nor would I. While in the privacy of my
own cockpit, I do flip them off as they pop up unannounced out of
nowhere. slight exageration for most cases but you get the point.
Mike Flyin' 8