As marketing stunts go, this one has "killed" it. The “death” of a beloved mascot has sparked the kind of online frenzy that advertisers dream of, with everyone from the World Health Organization to ...
Duolingo, once a quirky language-learning app with a green owl mascot, has evolved into a $7.7 billion juggernaut in the EdTech space. With over 34 million daily active users, it has carved out a ...