That’s odd. As if the programming language itself is what makes Reddit what it is :)
Yeah, I for one think this was equally flawed. People have made succesful and quickly iteratable web services/apps in all kinds of languages, including Perl and PHP.
Plus, one single data source like pg had is never that accurate, plus the fact he and Martin were already Lisp guru s helped them in their use of it.
Spend months rewriting the most beautiful backend and nobody care, redesign a button and everyone is excited.