CMV: The biggest reason for the large increase in UFO sightings by the U.S. military is cheap drones. This exposes a major blind spot for most intelligence agencies and a threat we are not taking seriously.
from /r/changemyview
CMV：美國軍方大量增加UFO目擊事件的最大原因是廉價的無人機。這暴露了大多數情報機構的一個主要盲點和我們沒有認真對待的威脅。