I was reminded of something that is still being hammered out: the move of the Python programming language development to mercurial vcs. One of the problems is that mercurial, being distributed, allows developers to check-in code on their local machine, using a variety of line ending. This seems to cause a lot of grief… See
http://mail.python.org/pipermail/python-dev/2009-July/090330.html
So, great post!