On this episode of Spark:

• Clay Shirky talks about our cognitive surplus (full interview)
• Merlin Mann helps Nora cringe-bust her TODO list with 3 easy tips. Spark listeners share their tips too
• Nora thinks voicemail is obsolete, and you fill our inbox with your opinions
• Kate Raynes-Goldie reports back from ROFLCon with her take on internet memes
• I Can Haz Reuseable Grocery Bag? Enter our lolcat contest

This episode features Creative Commons music and sound effects:

• Falls Through Walls (694 Miles Apart Mix) by Fireproof_Babies and Kaer Trouz
• Pink Clouds Reprise Mix by Lasswell
• Split Locators by Knightsnare
• Sooner or Later (it's gone) by DrGoldklang
• Chocolate Rain by Tay Zonday
• airtone/sp2-tr3/">sp2 tr3 by airtone
• Epitaphe ( Naked In Cannes ) by Loveshadow

You can download this episode as an MP3, or receive Spark automatically by subscribing to either of our totally free podcast feeds:

• Free weekly podcast (Subscribe in iTunes)
• Free weekly podcast + additional blog-only content (Subscribe in iTunes)

For more information (and instructions) visit cbc.ca/podcasting