Finally GUADEC 2018 videos has been published thanks to the editing work of Alexis Diavatis, Bin Li, Garrett LeSage, Alexandre Franke and Hubert Figuiere leaded by Sam Thursfield. Thank you all very much.
All videos are being published at a GUADEC 2018 playlist at Youtube:
FYI: videos are archived too at http://videos.guadec.org/2018.