I signed up for Divvy only a few days ago and got my key yesterday. This morning I zipped to work in 28 minutes, door to door, which is about 33% faster than taking the quickest public transit route. (Cabs are still the fastest, but also the most expensive.)
Of course, now I get the flipside. It's almost 5:30, and I have to contend with this:
At least it looks to end soon.