Siri will cost, tablets dropping from the sky, Yahoo's awesome tech?

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iPhone 4s battery problem
siri will cost some
technorati missing person
yahoo releases amazing new tech
When is it ok to give your kid a smartphone?
OLPC tablets to be dropped from helicopters.
Groupon IPO thoughts?
Long term failure of web apis.
and more on the Nerd Stalker weekly podcast with Adolfo Foronda and Greg Viloria.