Sounds like https://ipn.caerwyn.com/2009/05/lab-95-acme-side-by-side-diff.html
------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/T3a35d096ff6b0b1a-M6b9398fe6cfbea444f0592de Delivery options: https://9fans.topicbox.com/groups/9fans/subscription
