I had one drone buried so deep in the brush, no amount of "reflective" tape or strobe (in the daytime) would reveal its location. You needed a machete or a long stick but now I use an audible beeper (loud) from ViFly. I can imagine the same...
If you want to skip to discussion about the DJI ban, it starts at 2:04:16. Shawn (former Green Beret) expressed surprise as to the DJI ban and asked why it happened. I am not sure whether Shawn was adequately prepped for the interview in that...
Because it's a dumb thing to be doing.
You probably don't realise that many aircraft don't have ADSB-out and your app won't be warning you about them.
And the planes that don't have ADSB are mostly smaller planes which are the ones most likely...
"I'd have to be real careful crossing the runway"
Why would you fly anywhere near a runway of even a small airport? At least it will let you takeoff, then fly away from the airport. Anything else is just irresponsible.