Links for 29 January 2009 through 30 January 2009

Stilgherrian’s links for 29 January 2009 through 30 January 2009, gathered by a poisonous frog:

• Study challenges AGs on predator danger | CNET News: A new study from the Center for Safe and Responsible Internet Use (CSRIU) challenges recent assertions by several state attorneys general that young people are at significant risk from online predators on social-networking sites.
• Co-generation Cyber-Cafe Internet coffee appliance | Link: The Link Institute today announced a breakthrough in energy saving to combat global warming: the “Cyber-Cafe”. This unit provides web services for a home or small business and uses the waste heat to keep coffee warm.
• What is so costly to Telstra about 38GB? | Core Economics: Joshua Gans asks the age-old question: if the first 60GB of a broadband plan costs $130, why does an additional 38GB cost $6000?
• ACMA rolls out cybersafety professional development program for educators | ACMA: ACMA’s Cybersafety Outreach — Professional Development for Educators is the national cyber-safety program designed for primary and secondary level educators. It's part of a wider education initiative which will, I contend, be money better spent than on Internet filters.
• Going private | Inside Story: The evidence suggests that publicly-listed media companies are digging their own graves. Does this mean a return to the age of moguls, asks Jonathan Este.
• Australia’s Holy Man likes a Good War | sydwalker.info: Syd Walker profiles Jim Wallace, head of the Australian Christian Lobby, former head of Australia’s elite SAS Regiment and now stormtrooper in the fight for Internet censorship.
• More of London from above, at night | The Big Picture: Boston.com’s The Big Picture is almost always beyond excellent. This set of aerial images of London at night is stunning. Photographer: Jason Hawkes.
• The next P-I might be electronic, and on a plastic sheet | Crosscut: The Hearst empire has been experimenting with epaper versions of the Seattle Post-Intelligencer.
• http://walterhiggins.net/projects/follower_mosaic.pl: A straightforward tool to create a mosaic of your Twitter followers’ avatar images. Produces HTML for pasting into a blog post or whatever.
• Australian Journalists on Twitter | Laurel Papworth – Social Network Strategy: Ms @SilkCharm has been compiling a list as indicated, with a very wide interpretation of “journalist”. Useful.
• TinEye Reverse Image Search: “TinEye a reverse image search engine. You can submit an image to TinEye to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.”
• The Phenomenon of Retweeting: A Deep Analysis | Pistachio: A numerical analysis of how people retweet — that is, pass on others’ tweets — on Twitter.

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