No other software I hated more than IE6 in my life. I've started webdev in 2003 and was doing PSD to HTML/CSS conversions in the evenings and nights after my webdev dayjob. Opera and Firefox was a pleasure and easy to convert for, IE6 caused no end of pain for these conversions. In time I've learned enough tricks to know all the workarounds and could look at a given PSD file and know within 30min precision how many h…
At that point we had this giant wad (like, several files and multiple megabytes?) of JS and CSS of uncertain provenance that we'd conditionally load for IE6 that magically made almost all of the more modern stuff actually just work. I'll never forget the feeling of rage-then-relief when the screenshot situation above happened a matter of hours before a major site launch. I booted my IE6 VM, shrieked at how utterly broken the site was, copied over that ungodly blob of polyfills and dark magic, reloaded the page and everything looked correct. I was working in a coffee shop and may have whooped out loud.