Why are my prints too dark?

Why are my prints too dark?
A video update to a written piece on subject from 2010

In this 24 minute video, I'll cover:

Are your prints really too dark?
Display calibration and WYSIWYG
Proper print viewing conditions
Trouble shooting to get a match
Avoiding kludges that don't solve the problem

High resolution: http://digitaldog.net/files/Why_are_my_prints_too_dark.mp4
Low resolution: https://www.youtube.com/watch?v=iS6sjZmxjY4&feature=youtu.be

Видео Why are my prints too dark? канала Andrew Rodney