Nice UI -- The application doesn't move the needle for me, but it's certainly a nice looking service.
As an aside, I think one of the things people like about Facebook's timeline is the intelligence involved in deciding what to show and what not to show (and how it evolves over time).
It's true, but as this was a simple client-side only experiment I couldn't go into those depths. In the future, when the paid version is server-side we'll probably implement more intelligent aggregation, grouping and other stuff.
As an aside, I think one of the things people like about Facebook's timeline is the intelligence involved in deciding what to show and what not to show (and how it evolves over time).