Sorry, I didn't mean my last mail to be taken as a plea for sympathy,
plaudits or even more brickbats.  If my stuff proved useful that's
great and there is no need to tell me.  Critiques should be sent to
d.tait@man.ac.uk but I must apologize in advance if I don't respond
quickly or at all.

David
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http://www.man.ac.uk/~mbhstdj