Here are some talks about Wayland compared to X.Org:
The Real Story Behind Wayland and X - Daniel Stone (linux.conf.au 2013)
https://www.youtube.com/watch?v=RIctzAQOe44
GStreamer Conference 2014 > GStreamer on Wayland Overview
https://gstconf.ubicast.tv/videos/gs...land-overview/
Hello Wayland, Goodbye X11 - The year of the Linux desktop! - Carsten Haitzler - FOSSASIA 2017
https://www.youtube.com/watch?v=Zsz7Shbnb9c