Yes, it's worth it
It would be abnormal not to ask yourself, "who in their right mind would pay this much for a shirt?" To answer that question, all you have to do is try one on. This will forever change the way you look at cycling apparel. Everything else will suddenly become substandard.
I use this on long rides, centuries and the like, and it always keep me cool and comfortable. Who cares if it makes you look like "that guy."I like "that guy," he knows what's up.