In my last post I goofed and attributed Neil Winstanley's "What the hell are monads?" to Philip Wadler. Sorry, Neil. // David -- David Hughes -+- office: +41 22 767 4047 UNIX Sysadmin, SERCo SA -+- mobile: +41 79 201 4732 Computing Centre, CERN -+- David.W.Hughes@cern.ch This message may not represent the views of my employer or of CERN.