Jonas Voss (blog.voss.co)At IWC in Dusseldorf in May, I managed to break my old website. I broke it, while I was trying to fix it, so that I could export all my old posts, and import them into Known that runs this site. Turns out updating a site with code written in 2003-6 from PHP 5.x to 7.2 can result in a number of thi…