Good day for future of journalism discussions. Guardian editor Alan Rusbridger delivers this:

The Hugh Cudlipp lecture: Does journalism exist?

Jeff Jarvis responds with this: Rusbridger v. walls

But the business context for The Guardian is this: Current losses unsustainable, GNM managing director warns staff

So, paywalls it is for Murdoch: Rupert Murdoch plans charge for all news websites by next summer

But are paywalls for you? Find out by playing: Paywall!, the new web game sweeping the newspaper industry

And then there is the big potential for linked data: 'What is the value of Linked Data to the news industry?'