Zemanta is a nice little WordPress plugin which allows you to discover tags and linkable items within your content as well as images to include. In short it could have a nice little blogger's elf, helping you to create richer content. However it fails in several ways, the most prominent of which is its aggresive backlinking policy.
An ex-Google employee and her husband has taken on the task of creating a good competition for Google by the name cuil (pronounced cool). Cuil is a search engine with a difference.
I am on to create a cool (really really cool) application with Java back-end, distributed processing and all . Expect to see lots of Java tech tips and articles in the coming days.