Yes, cause the drones were louder, more disruptive, and more hazardous to pedestrians and people sleeping (and doing other stuff…) in the dunes than all the OHV‘s, monster offroad trucks, and motorcycles were!
If you use aircrack-ng to monitor data transmitted by your own drone, that should be legal in most jurisdictions. Try to collect data from someone's drone without permission would be illegal.
So pretty! I really wish I could go to Hawaii one day — it looks absolutely amazing. I even checked delta airlines reviews and some of their offers recently, just to get an idea of what the trip might be like. I’ve heard so many great things...