Everyone has 20/20 vision in hindsight. Many things that turned out to be disasters looked perfectly reasonable at the time. For example introducing the cane t

Everyone has 20/20 vision in hindsight. Many things that turned out to be disasters looked perfectly reasonable at the time. For example introducing the cane toad to control cane beetle, the larva which it was assumed the toad would dig up and eat despite the toad not having that kind of habit. It is possible that the desire to appear to be doing something overpowered the motivation to actually do something. It is also possible that the people involved simply didn’t realise how incompetent they were to make that decision.