This is the best viewing platform in NYC in my view. It feels more like an open space you can enjoy, rather than an elevator up, walk around all four sides, the elevator down.
Security guard seemed to have a chip on his shoulder when searching my rucksack. Maybe he was trying to be funning, but he just sounded like an arrogant and patronising idiot, still his colleague was decent and we don't let a single idiot ruin the day.
Anyway, IMO, if you are going to do one viewing platform in NYC, then this is the one to do.