[scribu]

Seems like the typical "pre-Plus" Google project: limited usefulness, but interesting from an engineering standpoint.

Noticed that it still contains share buttons for two defunct Google services: Google Buzz and Google Reader

[iskander]

This was one of the many projects that got gutted by Plus, I'm surprised that it's still being hosted at all.

[mjschultz]

It's also using dygraphs javascript visualizations for the timeseries instead of Google Charts.