Is a URL an absolute path? No.
Would you need a trailing slash for a file? No.
You CAN use this hack without a subject field. It isn't required and no where on the SC site does it say you must use a subject field. The field can be absent; at least I've found that after installing this hack onto many boards.
No, it's a finished mod. Just because there are people that can't get it installed doesn't mean it has bugs.
