This week's print edition of the Technology supplement is online too..
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Finding that face in a crowd
Facial recognition technology means that it could be easier to find pictures of friends online. But does it have more worrying implications? Ronan Fitzgerald reports. -
Pick a pack of Windows Vista
What do you get in the different versions of Vista? With up to five flavours of Microsoft's new operating system to choose from, which should you go for? It's not straightforward, says Jack Schofield. -
Don't panic: we'll email if someone plans to demolish your house
Free our data: Almost as well known as Monty Python's parrot sketch is the rant in Hitchhiker's Guide to the Galaxy against local council planning by its hero, Arthur Dent. -
Your path to gaming is blocked by a small chair ...
Keith Stuart: If you're not in the habit of trawling YouTube you may have missed College Saga, a beautifully crafted parody of role-playing games such as Final Fantasy and Dragon Quest. -
Has Wikipedia become an internet black hole?
As long as it applies the 'nofollow' tag to the sites that it links to, certainly. -
Is the US launching a blimp to spy on its population?
Perhaps, though not yet - those who live in fear of an eye in the sky tracking their every move have until 2009 to dig a bunker and set of underground tunnels to the nearest shops. -
Read me first
Seth Finkelstein asks why the .xxx would anyone want a top-level domain for porn? -
The art of running with a good idea
Victor Keegan: It has always been a puzzle why so few UK website have become global success stories. After all it was a Brit - Tim Berners-Lee - who invented the web. -
Technobile
George Cole: Want to speak to a human at Sony technical support? Really? It's easier to get hold of the Prime Minister. -
Why I can never agree with adware and spyware
Ben Edelman, spyware hunter: Absurdly complex licences and a raft of underhand techniques means the tide of pop-ups and tracking programs keeps growing/ -
How HP has overtaken the bigger boys of computing
Jack Schofield: Dell may be losing its grip on the personal computer market, and Hewlett-Packard is taking over. What's even more surprising is that HP is now the world's largest IT company. -
Getting the blog spammers to hang up their affiliations
For dodgy dealers who spam weblogs with links to their sites, affiliates are a way to make quick money. -
Ask Jack
Send your questions and comments to Jack.Schofield@theguardian.com. Published letters will be edited for brevity, but include full details with your query.Please visit our Ask Jack weblog for daily updates.
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Newsbytes
Vista test drive | Virtual CBBC | Not such tosh | Happy Christmas shopping | Wizard deal | Design IT for charity | Go fly an egg | Refreshing change -
Gadgets
LG Shine | Sidekick 3 | iRecord -
Letters and blogs
Send your letters, comments, questions and rants to tech@theguardian.com, and please include your address and post town.