Federalism is a defacto governance systen in Somalia following the vicious civil war of the 90s. Federalism is not man-made. It is not pre-planned. It is a product and legacy of the Civil war. It has been enshrined in the Constitution only as recognition of something that is already in place in the country. Some people still present it as imposed by legislation. If someone wants to get rid of federalism in Somalia, let them undo the Civil War. Could they?
Resources sharing requires legislations and regulations to enact and be in place before talking about it. Who has failed in those responsibilities? Of course, the Parliament and successive administrations.