HN has some rules for automatically fixing up headlines. Usually it edits out small words like "the" and "a" at the beginning of a title. I have no idea what

HN has some rules for automatically fixing up headlines. Usually it edits out small words like "the" and "a" at the beginning of a title. I have no idea what the rationale for this is, especially considering the potential for corrupting the emphasis of the original headline, like in this case.