It's a loophole, without any intent to encourage such behavior, if one of these rules was approved without anyone involved in the approval noticing that an exis

It's a loophole, without any intent to encourage such behavior, if one of these rules was approved without anyone involved in the approval noticing that an existing rule allowed an exploitable workaround, or if it was assumed it would not be taken. A great many security breaches and other errors come about this way, and one cannot automatically assume intent from it happening, though one can ask "what were you thinking?" if the possibility was noticed but dismissed.