An advertisement for the new Grand Theft Auto is viewed at a gaming store on January 11, 2013 in New York City. Gamers are a determined bunch. That's a hint for one of the answers to this week's Silicon Tally quiz! - 

It's quiz time on Marketplace Tech. 70 million tweets, 38 hours, 20 minutes, and 88 percent: Can you guess what these numbers mean?

We put Julie Klausner, host of the podcast How Was Your Week? to the test for our latest edition of Silicon Tally

Julie Klausner's podcast How Was Your Week? releases a new episode every Friday

Click on the audio player above to play along. 

Follow Ben Johnson at @@TheBrockJohnson