I am one of the lucky ones to get a chance to be reviewer in the HE-400i "tour".   HiFiMAN has intrigued me since the start of my Head-Fi journey. The HE-400 was the first headphone I purchased where I thought to myself "now I'm getting serious about this headphone thing".   Fast forward to now and a lot of money thrown at gear I have gained some experience and heard a decent amount of headphones. I am ready to give my perspective on the HE-400i.   Packaging: The HE-400i is one of my favorite packages for a headphone to come in. It comes in a...