Steve, lucky boy. I have doing border crossings since 1979 due my profession. Prior to that I went to school in Switzerland and Italy. I have lived in 8 countries and worked now in 59. So dealing with US and other customs is an easy comparison. I...
You make it sound like LiPo batteries are more prone to catching fire.
It doesn't matter what type of Lithium ion battery, they are all involved in battery fires.
The incident in the title only takes 2 minutes of the 18 minute video.
There's either a lot missing from this video, or it's fiction and clickbait.
It simply says that the drone was siezed, with no explanation as to why.
There is no prohibition...