I have heard, read, and explored at PageFlakes. It's a way to personalize one's homepage and include all kinds of content from the Internet. Here's a cool example of a Pageflake, The Collaborative Web.
librarywannabe has created this PageCast and shared it. I now have my new project. There are twelve different apps on this PageCast that I haven't used. I plan to explore them in the next 12 weeks and blog about what I have learned. And then, I'll create my own PageCast.