Siren is always a half-empty/half-full type situation. On one hand, you're getting top tier indie bands playing in New York City for free. On the other, you know going into it the sound will be lousy, the crowds unbearable and the heat incapacitating. Depending on how you play your expectations, it can be a great day or a miserable one. This was my 4th Siren, and while always prepared for the worst, it turned out......