Often used to explain a situation where a naive or
ignorant person made
decisions that caused them personal greif or suffering, where a competent person would consider common
knowledge.
U$er: I can't print from my computer to my printer!
Bill: You can't print from your computer? Let's clear your browser's cookies and cache, restart 4 times and we should probably reformat the computer too.
...3 hours later...
WAG - spent 180 minutes fixing a paper jam