1) parallelism through code stepping and scheduling
2) through parallel implementations of Lisp dialects such as:
Steele G.L. et al, "Connection Machine LISP: Fine-Grained Parallel Symbolic Processing"
(have PDF somewhere)
also starlisp and
http://www-2.cs.cmu.edu/afs/cs/project/ai-repository/ai/lang/lisp/impl/starlisp/
and [symmetric lisp]?
at same time parallel self-display should be one feature of fm01web