Search engines. Most of us think Google is pretty much it. True Knowledge has proven us wrong: check out the video, it looks pretty promising !
Very social too, because everyone can contribute to the knowledge base. The assumption being that most people will contribute, and in good faith. Remains to be seen …
Walkie Talkie on the net: Loudtalks. I’m trying to see how this would be better than the usual VOIP solutions, but i must admit i don’t (via Peter Van Dijck).
Lifehacker has a look at Firefox 3.0. On my desktops (Linux and Windows) Firefox 2(.0.0.8) is getting more and more unstable: it crashes on a regular basis. What’s your impression ?