This was posted today in the Get There blog on washingtonpost.com, if anyone would like to share their experiences:

Sharing the Road?
Traffic-choked streets are a part of daily life in the Washington region. In recent years, bicycles have become an ever-more present part of life on those streets too, as more adults turn to bikes for transportation, fitness and pleasure. How well are cyclists and drivers sharing the road? Send us your thoughts and observations. E-mail transportation@washpost.com.