@cnetdotcom: It was just the night of Super Bowl 59 when the Duolingo mascot, Duo, cheerfully mocked the (metaphoric) death of rapper Drake during Kendrick Lamar's halftime performance, posting a crude animation with the caption, "Drake after attending his own funeral on national tv." But two days later, it was the green cartoon owl who ended up dead. ##Duolingoposted a memorial, referring to the mascot as Duo Keyshauna Renee Lingo. The company has said that officials have identified the cause of Duo's death and will give more details soon. Duolingo's team has said that it's possible that he died waiting for you to do you lesson. ##duotheowl##languagelearningapp##culture##dualipa##duolingobird##rip