I didn't communicate clearly. What I was trying to say is that "why didn't you just do X" critiques have to be viewed in the context that this person has alread

I didn't communicate clearly. What I was trying to say is that "why didn't you just do X" critiques have to be viewed in the context that this person has already decided to live with these particular constraints. Which is why "just plug it into the wall outlet" isn't useful feedback.