A couple months back, I went to Synth Nite at Murray Hill bar/restaurant/venue The Walrus. To be honest, it was the first time I attended a concert that catered to experimental and atmospheric music.  For Synth Nite, Jax’s Noah Schleifer, founder of new-and-used-synth online retailer and event promotion company Modular Noise, works with visual designers David Enicks, Mike Kennedy and …