documentcloud/backbone — pull request #1909 by caseywebdev (2012-12-13 03:43:34+00:00)
Title: Squeezing out the last bit of `trigger` optimization

Maybe this is overkill, but this is squeezing the last bit of juice out of this puppy.

http://jsperf.com/events-vs-events2/5

(this vs fastest previous commit)