Is metaprogramming useful?

[Lutger]

Georg Wrede wrote:
> Brad Anderson wrote:
>> Greenspun's 10th Rule of Programming:  Any sufficiently complicated C or
>> Fortran program contains an ad hoc, informally-specified, bug-ridden, 
>> slow
>> implementation of half of Common Lisp.
> 
> It's not a coincidence that I installed Allegro Common Lisp (from Franz 
> Inc, a demo version of an excellent commercial implementation) on my 
> Fedora last week. And dLISP for comparison.

Sorry to ask it here, but how do you evaluate dLISP? Is it complete enough?

I'm learning lisp atm, it sounds attractive to embed a lisp interpreter 
in D programs and use them together. This should be very easy with dLISP 
I think.