"Today, a column of tanks or a column of advancing troops can be discovered in three to five minutes and hit in another three minutes," Maj. Gen. Vadym Skibitsky, the deputy commander of Ukraine's HUR military-intelligence service, told The Wall Street Journal.
"The days of massed armored assaults, taking many kilometers of ground at a time, like we did in 2003 in Iraq — that stuff is gone because the drones have become so effective now," Bradley Crawford, a retired US Army sergeant who's an Iraq war veteran, told the newspaper.
This war is going to change military doctrine entirely. The concept of large and expensive tanks and planes has been decinated by information age technologies at a tiny fraction of the cost.