On this episode of Spark:

• Nora rides David McCallum's Warbike
• Boost your WiFi with aluminum foil and a glue stick
• Jesse Wente unwires his house with Internet over Power Lines
• William Kamkwamba builds a windmill to bring electricity to his home
• Ory Okolloh on the power of blogging in Africa
• Nora mentions Afrigator, an African blog aggregator
• Promo for next episode: William Gibson interview
• Techiquette: Is it OK to use your cell phone on an airplane?

This episode features Creative Commons music and sound effects:

• "Oslodum 2004" by DJ Dolores
• "Snow Geese at Hagerman Wildlife Preserve" by Gurdonark
• "290907 cello pizz Fm 01" and "290907 drums 03" by Nurykabe
• "Mike Shinoda - saturday" by mikearase
• "Restless Sleep" by Gurdonark
• "Keep It Clean" by Charley Jordan
• "Unusual Travels II (first part)" by MarcoNicola
• Lightin by Antony Raijekov

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