9. A method comprising: capturing, by a device of a user, an image of a machine-readable symbol encoding an identifier, the identifier identifying a locale associated with the machine-readable symbol; processing the captured image to discern the identifier encoded into the machine-readable symbol; presenting for display on the device an interface for receiving content from the user relating to the locale associated with the machine-readable symbol; and receiving, from the user at the device, content relating to the locale.
9. A method comprising: capturing, by a device of a user, an image of a machine-readable symbol encoding an identifier, the identifier identifying a locale associated with the machine-readable symbol; processing the captured image to discern the identifier encoded into the machine-readable symbol; presenting for display on the device an interface for receiving content from the user relating to the locale associated with the machine-readable symbol; and receiving, from the user at the device, content relating to the locale. 10. The method of claim 9 , further comprising allowing the user of the device to participate in a discussion relating to the content received at the device regarding the locale.