Some will poo pah...but whatever
All CXB 3590's are $35 at Rapid LED, haven't looked at what they got, but minimally worth it, stateside...
Edit
36v versions, maybe all BB or higher...
I was checking out the 90 CRI 2700k BB....
http://www.rapidled.com/cree-cxb3590-2700k-90-cri/