Special interest Groups
Audiorecording/offline+online (Interviews, Talks, ...)
https://www.freeconferencecalling.com
https://app.voxeet.com/signup
Scenario 1
Miracast/Amazon Fire Stick
http://wiki.mine-project.eu/Miracast
Scenario 2
QR-Codes
http://wiki.mine-project.eu/QR-Codes
Scenario 3