https://www.theatlantic.com/politics/archive/2014/10/what-exactly-does-a-government-czar-do/439371/

Klain has served as chief of staff to two vice presidents: Al Gore and Joe BidenHe also served under Biden in the 1990s, when Biden was chair of the Senate Judiciary Committee. In 2000, Klain was general counsel to Gore during the Florida recount — a role that Kevin Spacey played in the movie Recount.

"make sure we're crossing all the T's and dotting all the I's," Obama said.