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NASA astronauts Andrew Feustel (R) and Michael Fincke are pictured during the STS-134 mission's third spacewalk  - 

It's time for Silicon Tally. How well have you kept up with the week in tech news?

This week we're joined by NASA engineer Bobak Ferdowsi, A.K.A. Mohawk Man .

 

Follow Ben Johnson at @@TheBrockJohnson