"The first time I did it, I didn't even know what I was doing.
In truth, nobody in the team really did. It was in the mid 80's.
The pre-copyleft era. We needed to write specialized compilers for
a distributed LISP and a distributed PROLOG. They would compile for
dual-core CPUs embedded in blade-like boards each connected to a
fast bus and sharing memory. Lots of work; good pay though.
"We downloaded a LISP compiler strain from CMU. It's public
domain now, but we didn't know it would be nor did we care.