links for 2007-09-21

• Digging Deeper:Business 2.0 Closed Due to Corporate Neglect, Ad Woes
  PBS MediaShift asks if advertisers ‘wrongheaded’ shifting adspend to online.
• Analysis: Why Some Web 2.0 Sites Will Never Attract Big Ad Dollars
  Conventional wisdom gets a hard poke of reality from Rubel.
• Ready to Pitch a Blog? Take This Quiz First
  Strategic Public Relations: think you’ve got it figured? Read this and think again.
• Media Artifacts » Social media in the hinterlands
  When expected participants put up resistance to ‘participatory’ media.
• Cashless card may bring in paper money | Press&publishing | MediaGuardian.co.uk
  In London, taking a swipe at the print competition with a smartcard.