I second that emotion. I inherited an entire ecommerce platform built around Yahoo Store's proprietary RHTML language. The only documentation was a single com

I second that emotion. I inherited an entire ecommerce platform built around Yahoo Store's proprietary RHTML language. The only documentation was a single comment: "RHTML turing complete?" I never did find out the answer to that, because I only lasted one month at the job. I'm sure it was a great learning exercise / psychotic breakdown for the original author.