I see lot of subway bashing all around. At one point in my life, I ate subway sandwiches for dinner, daily, for more than an year (can't remember exactly how lo

I see lot of subway bashing all around. At one point in my life, I ate subway sandwiches for dinner, daily, for more than an year (can't remember exactly how long). The serving folks memorized how I wanted it and basically just asked "which one" I wanted (felt like hash lookup with the "alias" being the key and my custom requirements being the "value"). Never had any upset stomach etc so no complaints.