Regarding the effectiveness: https://99percentinvisible.org/episode/making-it-rain/ > Operation Popeye had four main objectives: to turn the roads to mud, to cause landslides along roadways, to wash out river crossings, and to keep roads muddier for longer than usual. But cloud seeding at the utime, and even today, is far from an exact science. At best , the military could measure three things: what the average rainf…
If this farce had been successful in any way, politicians and their corporate benefactors would have milked it for every dime possible. Remember, this is America and the "success" of a war is only defined by which side of the cash register you stand.
If that is too difficult to comprehend, then consider:
The Vietnam War was deemed effective enough to continue for twenty years, from 1955 to 1975.
The Iraq War was deemed effective enough to continue from 2003 to present.
The War in Afghanistan was deemed effective enough to continue from 2001–present.