Video of the talk by Wikipedia engineering team members including Alolita Sharma (Director of Engineering), Niklas Laxstrom (Software Engineer), Santhosh Thottingal (Software Engineer), Amir Aharoni (Software Engineer), Siebrand Mazeland (Product Manager), Pau Giner (User experience expert), Arun Ganesh (UI designer).
Posted on Youtube at https://www.youtube.com/watch?v=4cz6XAF0oQo