You mean examples why they didn't. Just because Starship exploded at launch it does not prove all Starships are going to explode. Likewise, if you have a handfu

You mean examples why they didn't. Just because Starship exploded at launch it does not prove all Starships are going to explode. Likewise, if you have a handful of trials of planned economy it does not imply the whole concept is infeasible. Stating otherwise is fallacious.