> Most people use - for versions of things in directories like foo-1.2.3
> I try personally to avoid - for filenames, because it might break parsing,
> because it is not an acceptable identifier name in all language.
> ls /usr/src/*/*/* reveals that we use both in the tree.

Wow.   I prefer to use - rather than _ because _ is so aesthetically
displeasing.   Which suggests that we should probably not try to
establish a standard, for fear of bloodshed.   :')

			       _MelloN_