A number of technology companies are starting to push the idea of “presence,” which is described as the notion that computing systems willknow where their users are and help others make smarter choices about how to get in touch. Yikes — no privacy issues there, nosiree.

It has happened to all of us — we dash off an e-mail in haste or in anger, pressing the Send button before we really had time to think about the consequences of our actions. How many e-mails have you received (or sent) that were mailed prematurely?

Well, you don’t have to worry about that

Have you downloaded the new search utility Grokker? If you have, take advantage of the Google plug-in, which allows you to query and retrieve information from Google and visualize the results in a Grokker map. I couldn’t find it on the Grokker plugins page (head to theGrokker home page and click on

In the battle against spam, every time the anti-spam industry comes up with a new way to beat junk mail, the spammers figure out another way to get past spam filters. Spam War demonstrates some of the new ways spam is finding its way to your inbox.