The lesson I've learned from this: Ambiguity may not always resolve. If some technical details in a spec seem confusing or ambiguous between two contradictory o

The lesson I've learned from this: Ambiguity may not always resolve. If some technical details in a spec seem confusing or ambiguous between two contradictory options, then half of the implementations will probably do option #1, the other will half will do option #2 and some may do both at the same time.