This was about 4 months before I was hired by 37signals. I was fresh from meeting @dhh at the 2004 RubyConf, where I'd given a presentation about (cringe) a Dependency Injection framework for Ruby, called Copland. After the conference I wrote a "better" one, called Needle.

I was kind of high on the possibilities of this DI framework, and David asked me to write something up describing how Rails might benefit from DI. The first draft was

I also wrote https://t.co/XaWunx7yLZ about the same time, which eventually culminated in https://t.co/L3vWO1Ix7S (just a month before I was hired by 37signals).

I think we're all glad David was not swayed by my enthusiasm :) and even though I cringe at what I thought was a great idea at the time, it is fun to remember what a wild time that was to be involved with Rails.