Stream Spigot is a collection of tools that let you keep up with
the "real-time web" better (think
Instead of living in fear of missing something, these tools let you consume
information at your desired pace in efficient batches.
Feed Playback: Allowed you to start reading
a blog (or any other feed) from the very beginning. Used the Google Reader
feed cache to provide archived feed data, and thus stopped working when
Reader was shut down.