The original site was completed in early 2010 – an eon in Internet years. And while the original site was done in WordPress – what else? – the choices “back in the day” were much more, shall we say, limited.
Back then frameworks didn’t exist so we were limited to templates. And while it was possible to change certain characteristics such as colors – if you knew where to insert the code – changing major elements such as layout really wasn’t practical. That’s what a template was all about anyway.