A virtual teacher built on twitch channel :
https://www.twitch.tv/chatwithalice (live) https://www.youtube.com/channel/UCI_Ntpr3GXSm-F_IapgbWBw (recorded)
The source code will be accessible if the crowdfunding succeed :
https://www.indiegogo.com/projects/online-course-build-virtual-channel-24x7-on-twitch/x/34023090#/