May 7, 2013  Headphones Highly Recommended  There is an argument
over the best method for cueing song and mixing songs live. 
Some DJs prefer to leave half of their head open to hear the
live sound so that the other half of their head can hear what is
about to be played – but others actually prefer to do that
completely isolated from any of the live sound.  As far as the
latter option, it is less common but also has some distinct
advantages over the other.  For one, the leveling of your music
can be heard entirely in one closed system.  There are no sound
travel delays and you will also have a very precise
understanding of how to two volumes seem to mix with each other.
Leaving one ear open may give you a sense that you are connected
to the live sound and what the audience is actually hearing, but
it comes at …