... and we could not have done this without A, B, C ... by Edi Weitz.
Lisp needs more people like him who actually release software instead of blogging about its virtues.
People have asked Jack to explain why he used Lisp for an embedded application. You can read the result in the linked article.
The guy who has posted the story also has written a bunch of Lisp based internet applications. If you look among the hardcore Common Lisp users, quite a lot are writing software. The once that are blogging superficial stuff not so much. Read the stuff on planet.lisp.org - that's usually quite useful.
When you buy a piece of no one writes on the packaging "we did this in C++!" or "We did this in Java!" Why would you expect a big "Common Lisp!" sticker on the packaging? The deliverable is machine code, not source code. The customer doesn't care what the source is written in.
Ever read blog posts about those?