FAA committee proposes official categories for drones that fly near crowds 4 Apr 2016 Share : Tweet A committee of industry representatives appointed by the FAA turned in recommendations suggesting a four-tiered system for classifying drones and how they may (or mayn’t) interact with crowds. Read More via Techcrunch Tag : gadget review, Tech News Previous Experience Here, the augmented audio device from Doppler Labs Next Nest demonstrates the risks of being an early adopter by shutting down Revolv