At a forum in Philly last week, a representative from D.C's Capital Bikeshare described the phenomenon of being "dockblocked," in which one shows up to park a bike and all the dock spaces have been filled. Especially at night, in high-traffic areas like Dupont Circle, any Washingtonian can attest that this is a common phenomenon. Well in Philly, the docks themselves are getting dockblocked. Today, Inga Saffron reports that Philly's forthcoming bikeshare program will include docking stations neither on sidewalks nor on streets themselves. Verdant parks like Rittenhouse Square will probably be off-limits too. All of which raises the question: Where