Me too. I went DEEP into mod_rewrite, mod_proxy and friends in the early 2000's. It's a dangerous place to put too much logic, but also incredibly powerful. On

Me too. I went DEEP into mod_rewrite, mod_proxy and friends in the early 2000's. It's a dangerous place to put too much logic, but also incredibly powerful. On multiple occasions, I used it to solve problems in a couple hours that would've taken the engineering team weeks or months to address.