"Ernst Fritsch" <ern### [at] citywebde> wrote in message
news:web.3d779780d2c57d2a751dcdca0@news.povray.org...

<snip>

Judging from the various responses, it would seem a minor clarification in the
docs might be a good idea ;)

Catch-22 (no. 600) Only a person who understands a concept can explain it. Only
a person who doesn't understand a concept can decide whether the explanation is
complete.

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