Politics on TV: Decibel or decimal?

What did Trudeau say? And what does it mean? We waded into the fray (so that you don’t have to)

<p>38-year-old homeless tour guide Karim stands at the Prague&#8217;s main railway station during his tour in Prague November 20, 2012. Karim works for a student-run tour agency Pragulic as a tour guide that shows tourists the sides of Prague that sightseers would normally avoid.  Picture taken November 20, 2012.  To match CZECH-HOMELESS/TOUR  REUTERS/Petr Josek (CZECH REPUBLIC &#8211; Tags: SOCIETY POVERTY TRAVEL)</p>

38-year-old homeless tour guide Karim stands at the Prague’s main railway station during his tour in Prague November 20, 2012. Karim works for a student-run tour agency Pragulic as a tour guide that shows tourists the sides of Prague that sightseers would normally avoid. Picture taken November 20, 2012. To match CZECH-HOMELESS/TOUR REUTERS/Petr Josek (CZECH REPUBLIC – Tags: SOCIETY POVERTY TRAVEL)

“Deal with the criticism, if you could, from both inside and outside your party that you lack substance.” Global’s Tom Clark asks Justin Trudeau just a little more than two minutes into the interview.

The full transcript is here, but here is Trudeau’s answer: “I don’t particularly worry about it. You know I’m not going to go around reciting Pi to the 19th decibel or you know wave my grades, or test scores to people. I’m going to simply do what it is that I have to do.”

Wait … to the 19th what? The question circulated on Twitter. Once more to the tape: “Decibel,” Trudeau said.

So what does it all mean? It’s another questions that went round and round on Twitter. Here is just a sampling of the voices in the fray: