Apologies for the dumb question, but what happened to error()?
How do I fail out of a function?
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Robert King, Australian Environmental Studies, Griffith University, Australia
3875 6677 Robert.King at mailbox.gu.edu.au http://www.ens.gu.edu.au/robertk/
"It might be in the basement,
I'll go upstairs and check .." Escher
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