602 Communications has posted a short Flash video showing how journalists can use bookmarking site del.icio.us to research their beats.

A new memetracker called Buzzfeed has been launched. It is tracking 50,000 sources.

Steve Rubel is calling for a trusted third party to develop a star rating system similar to that used by Ebay to help combat the gaming of user-promoted sites like Digg following an incident where a fake Reuters story was posted.

Cogmap is a kind of wiki for organisations. It allows user-created and updated organisation charts for any organisation to be created and edited. Already there are a large number of companies listed.

Co.mments is a site which allows you to track comments you leave on blogs around the web. It will notify you when anyone responds to a comment you have left.

Online revenues hit $4.2bn in Q3, up 33% on the corresponding quarter in 2005, according to latest figures from the IAB and Pricewaterhousecoopers. Via John Battelle.

Google Calendar has added a feature to allow users to search for public events.

According to John Battelle Google has started adding feedback buttons on some search results and AdWords ads. He says Google warns it will remove ads if they receice enough negative feedback.

John Battelle on the leaked memo from Yahoo!’s SVP Brad Garlinghouse calling for radical change at the internet company.

Veteran media commentator Jeff Jarvis, who has been writing the obituary online for US newspapers, has some encouraging words for publishers of speciality (“community”) magazines.