I'll preface by saying I completely agree with the sentiment of the article. However, I was taken aback by the author's refusal to try to solve BFS. To me, it

I'll preface by saying I completely agree with the sentiment of the article. However, I was taken aback by the author's refusal to try to solve BFS. To me, it feels like someone should be able to reinvent it relatively easy - that it's akin to a linked-list, palindrome or FizzBuzz question.