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>What I'd love to see, is the ability to get a ref to the 'current'
>function, perhaps as an implicit variable, a bit like 'this' in java and
>So that I could recurse by calling:
>	currentfunc()
>rather than messing about with tables etc.

Come to think of it, this already exists!
Write "getinfo(1).func" inline or define

 function currentfunc()
  return getinfo(2).func

Yeah, metamechanisms instead of language features!
(Even I sometimes get suprised by how neat Lua is, if I say so myself...)