It's time for Silicon Tally. How well have you kept up with the week in tech news?
This week, Luis von Ahn, professor of computer science at Carnegie Mellon University and the CEO of Duolingo, talks tech and takes the test.
Play along at home, below.
“I think the best compliment I can give is not to say how much your programs have taught me (a ton), but how much Marketplace has motivated me to go out and teach myself.” – Michael in Arlington, VABEFORE YOU GO