It's only balloons. 1,500,000 balloons...
Actually, that link is really clickbaity. Sorry.
Try this one instead:
www.youtube.com/watch?v=n0CT8zrw6lw
(, Sat 14 Nov 2020, 20:54, Reply)
I think the main video is probably better. Sure, the it's a bit over-verbose but the second one was so artistic that it left a good chunk of the context out.
(, Sun 15 Nov 2020, 15:54, Reply)
was hard to choose TBH.
Once I posted, I saw there were many videos on the topic so I am sure it is GC in some way or other.
(, Sun 15 Nov 2020, 16:30, Reply)
Well they could be picked on on radar by the Warsaw Pact and mistakenly confused with hostile NATO aircraft or missiles leading to an exchange of ICBMs and nuclear armageddon.
(, Sun 15 Nov 2020, 17:14, Reply)