This should be simple: What new bands have you come across this festival season that features mandolin in some way, but is new and young (going for bands others may not have heard of, but should know about) and does not play straight, traditional bluegrass. In short, what are the hipster musicians using the mandolin for. Try to keep it to kids people probably won't know. I'll start with my recommendation for all to hear:
Upstate Rubdown:
Bookmarks