Repeating secondhand information from someone who has spent a few days looking at an immensely complex system with which they have zero experience doesn’t give

Repeating secondhand information from someone who has spent a few days looking at an immensely complex system with which they have zero experience doesn’t give a lot of additional confidence. It may even be worse. Can you really know anything that quickly under those circumstances? It seems virtually guaranteed that any such statement is necessarily going to be a misunderstanding.